adj: not able to be ascertained; resisting discovery
Length: 15 letters
Scrabble value: 19
Words with Friends value: 25
Literati value: 16
TWL (USA): Not found
SOWPODS (UK): Found
unascertainable
ascertainable
alabastrine
inscrutable
lancastrian
tabernacles
unsectarian
untraceable
abstinence
acetabular
australian
belarusian
binucleate
censurable
centralise
eubacteria
lacustrine
naturalise
neutralise
saturnalia
scarlatina
tabernacle
tabularise
transience
unerasable
unrentable
unsatiable
abacinate
abactinal
abstainer
actualise
actuarial
alabaster
albescent
aleurites
aleutians
ancestral
anserinae
arsenical
ascertain
australia
bacterial
bacterise
bannister
bearnaise
bernstein
binuclear
bisulcate
braincase
brutalise
butacaine
caesarean
caesarian
calibrate
canaanite
cannister
cannulate
cannulise
cantabile
carnalise
carnelian
cartesian
casuarina
cauterise
celebrant
centaurea
crenulate
elastance
enunciate
erinaceus
estuarial
estuarine
eubstance
incarnate
incurable
insurable
insurance
interlace
lactarius
lancaster
lancinate
larcenist
latinesce
lauraceae
lubricant
lubricate
naucrates
nebuliser
nectarine
raiseable
rateables
renascent
rubiaceae
runcinate
saturnine
sectarian
stainable
sterculia
sterninae
subaltern
trabecula
traceable
tuberales
unactable
unbalance
uncertain
uneatable
unratable
untenable
urticales
abseiler
acerbate
aculeate
albanian
alectura
aleutian
alienate
alsatian
anabatic
analecta
analects
ancients
anestric
annalist
annulate
anserine
antabuse
anuretic
arbalest
arbalist
arsenate
artesian
astacura
asternal
atabrine
austrian
bacteria
balancer
balinese
baluster
banausic
banister
banneret
barnacle
basaltic
baseline
beatrice
biannual
binaural
binnacle
blennius
bracelet
bracteal
brancusi
brasenia
brisance
bruneian
bulnesia
cabalist
cabernet
caesarea
caesural
calabria
calabura
canalise
canarese
canaries
canistel
canister
cannabis
cannibal
cannular
canulate
carelian
caribees
carinate
carnauba
castanea
catalase
causerie
celibate
cerulean
cesarean
cesarian
cinnabar
cislunar
cisterna
clarinet
cleaners
cleanser
craniata
craniate
creatine
cutaneal
earliest
enterics
entrails
entrance
erasable
ericales
escalate
esurient
etruscan
eurasian
increase
incubate
insectan
insecure
instance
insulant
insulate
internal
irenaeus
istanbul
labiatae
lacerate
latanier
laurasia
laureate
lausanne
lentinus
leucaena
liberate
licenser
linaceae
linnaeus
listener
lusatian
lutrinae
nauseant
nauseate
nautical
nescient
nuclease
nucleate
nuisance
rabelais
raisable
ratables
rateable
ratsbane
recusant
reliance
rentable
resinate
reticule
reusable
rubiales
rutaceae
saarinen
salience
salinate
sanicula
sarcenet
satiable
satureia
saturnia
sauterne
scienter
sclerite
secretin
sentinel
silencer
sinecure
suitable
suricata
suricate
tailrace
treenail
tribunal
tubercle
turbinal
ulcerate
unbeaten
unstable
unstrain
urbanise
abience
abilene
abreact
abreast
absence
abstain
acarina
acarine
acerate
acrilan
actable
actinal
alanine
albania
alberta
alberti
alcaeus
alectis
aletris
alsatia
anabrus
ananias
ancient
aneurin
annular
annulet
antares
arabian
arabist
araceae
araneae
araneus
arcsine
arcuate
arsenal
arsenic
article
artisan
ascribe
astaire
astilbe
atelier
atresia
aureate
auricle
austere
austral
austria
balaena
balance
balanus
bascule
basilar
basinal
basinet
bearcat
beatles
belarus
bestial
betaine
biaural
blarina
blaster
blister
bluster
brescia
breslau
brisant
bristle
brucine
bustier
cabaret
cabinet
caesura
cairene
caliber
calibre
canasta
cannula
cantala
canteen
carbine
carinal
carlina
caseate
castile
catalan
cauline
celesta
censure
centare
centaur
centile
centner
central
ceratin
ceresin
certain
cistern
cleaner
cleanse
cluster
cranial
creatin
crenate
cristal
crustal
cubital
culebra
cuneate
curable
curtail
curtain
earnest
eastern
eatable
ectasia
elastic
elastin
electra
encelia
encrust
ensnare
ensnarl
ensuant
enteral
enteric
entrain
eternal
eurasia
icterus
incense
incrust
insecta
insular
intense
interne
labiate
lacerta
lactase
laertes
lancers
lantana
lantern
lateran
latinae
latrine
laurens
lectern
lecture
leister
leisure
lenient
lesbian
leucine
leuctra
librate
license
linecut
linnaea
listera
lucania
lucerne
lunaria
lunatic
nabalus
nancere
narcist
nascent
natural
nauclea
nearest
nebular
neutral
nicaean
nielsen
ninurta
nuclear
nutcase
ranales
ratable
ratline
realine
realise
realist
recital
recline
recluse
recusal
reenact
reliant
rescale
reticle
retinal
retinue
retsina
reunite
sabinea
saclant
salient
saltine
saltire
saluter
sanicle
saracen
satanic
saunter
saurian
scalene
scanner
scarlet
sciaena
scunner
sealant
sectral
secular
senecan
serbian
setaria
setline
setubal
silence
sinatra
sincere
sinuate
stabile
stainer
stannic
stealer
stearic
stearin
steiner
stencil
sterile
sternal
steuben
stunner
sulcate
sultana
sunbelt
sunnite
tableau
tabular
talaria
taleban
taliban
taurine
tenable
tenniel
tensile
tiercel
trainee
traubel
treacle
trenail
tribune
trunnel
tsarina
turbine
unalert
unbrace
unclean
unclear
uncrate
unerect
unlearn
unsnarl
urinate
useable
utensil
uterine
utricle
abacus
abasia
abasic
abatic
abatis
abelia
abient
ablate
ablaut
abrase
abseil
absent
abulia
abulic
abuser
acarus
acetal
acetin
acinar
acinus
aclant
actaea
actias
actual
acuate
acular
aculea
aecial
aeneas
aerate
aerial
airbus
alaric
albers
albert
albite
albuca
alsace
altace
altaic
altair
anabas
ananas
annaba
annals
anneal
annual
antler
antlia
anubis
anuran
anuria
anuric
arabia
arabic
arabis
arable
arales
aralia
aranea
arauca
arcane
arcsin
arctan
ariana
arilus
arista
arnica
arsine
ascent
aslant
astana
astern
astral
ateles
atreus
atrial
auntie
austen
austin
bailee
balata
baleen
baltic
banana
banian
banner
banter
barite
basalt
baster
bataan
beaner
beanie
beaten
beater
beirut
belsen
bennet
bennie
berate
berlin
bestir
betise
betula
bierce
binate
bisect
bister
bistre
bletia
braces
braise
branta
brasil
breast
bruise
brunei
brunet
brutal
bunsen
buntal
bunter
burial
bursal
buster
bustle
butane
butene
butler
cabala
cabana
caesar
caitra
calaba
calais
calean
canaan
canara
canine
cannae
cannes
canter
cantle
canute
careen
caribe
caries
carina
carnal
cartel
casaba
casein
casern
caster
castle
casual
catena
causal
cebuan
celtis
censer
cental
centas
center
centre
cerate
cereal
cereus
cerise
ceruse
citrus
claret
clause
cleats
client
clusia
crease
create
crenel
cretan
cretin
cruise
cubist
cuneal
cunner
curate
curtal
curtis
custer
cutlas
cutler
eacles
easter
ecarte
eclair
elaeis
elanus
elater
eluate
enable
enatic
enbrel
encase
enlace
enlist
ensile
ensure
entail
entice
entire
entric
erebus
icarus
incase
incest
innate
insane
insect
insert
instal
instar
insult
insure
intern
inunct
iseult
israel
lacuna
lanate
lancer
lancet
lanius
lansat
lanset
lariat
lascar
lateen
latria
launce
leaner
lectin
lenten
lentia
lentic
linear
linnet
listen
lister
lucent
lucite
lunate
luster
lustre
lutein
nablus
naiant
nailer
nantes
nantua
narcan
narial
nasale
nature
nausea
neaten
nebcin
nebula
nebule
nectar
nenets
nentsi
nereus
nerita
nernst
nester
nestle
neural
neuter
nicaea
nicene
nuance
nubian
nubile
nutria
rabies
racial
racine
racist
ranula
rascal
ratlin
rebate
recant
recast
recent
recite
rectal
rectus
recuse
relace
relate
relent
relict
reline
rennet
rental
resale
rescue
reseal
reseat
reseau
resect
resent
resile
result
retail
retain
retina
reuben
rictus
ritual
rubens
runnel
rustic
rustle
rutile
sabicu
sabine
saceur
sacral
salaat
salian
salina
saline
salter
salute
santee
sateen
satire
saturn
saucer
saurel
sauria
scalar
scaler
scarab
sciara
sclera
screen
scribe
sealer
seance
secale
secant
secern
secret
secure
select
senate
seneca
senile
sennit
serail
serbia
serial
serine
seurat
sienna
silene
silent
sinner
sinter
slater
slicer
sluice
stable
stalin
stance
sterna
sterne
strain
sublet
subtle
sultan
sunlit
suntan
surnia
sutler
taenia
talien
tanner
tannia
tannic
tarsal
teasel
teaser
teasle
tenner
tennis
tenrec
tenure
tercel
teresa
tierce
tinner
tinsel
tirana
tisane
trance
treble
tribal
triune
tucana
tunica
tunnel
turban
tureen
tuscan
ulster
unable
unbelt
unbent
uncase
uncial
unease
uniate
unlace
unreal
unreel
unrest
unseal
unseat
unseen
unsent
untier
uracil
uralic
urania
urbana
urbane
urease
urinal
ursine
urtica
usable
usacil
usance
aalst
abaca
abase
abate
abele
abies
abila
abuse
acerb
acres
acris
actin
acute
aerie
aesir
aisle
alate
albee
alcea
alces
alert
aleut
alias
alien
aline
alnus
altar
alter
anasa
anele
anile
anise
annul
anser
antic
anura
arcus
areal
areca
arena
arete
aries
arise
arius
arles
aruba
asala
asana
asean
asian
aster
astir
asura
atlas
aural
auric
bairn
baisa
balas
balsa
banal
banns
bantu
baric
basal
basel
basia
basic
basil
basin
basle
basra
baste
batis
batna
beast
beats
beaut
beira
belau
belie
benet
benin
benne
benni
beret
beria
berit
berne
beset
betel
binet
birle
biter
blain
blair
blanc
blare
blase
blast
blate
blear
bleat
blest
blues
blunt
blurt
brace
bract
brail
brain
brant
braun
brent
brest
brine
brits
bruce
bruin
bruit
brule
brunn
brunt
brusa
brute
built
bunce
buret
burin
burns
burnt
bursa
burst
butea
caaba
cabal
caber
cabin
cable
cairn
calan
canal
canis
canna
carat
caret
carib
carte
caste
cater
causa
cause
cease
cebus
ceiba
cense
ceras
ceres
cetus
clast
clean
clear
cleat
cline
crabs
crane
crate
creel
crest
crete
crius
cruel
cruet
cruse
crust
ctene
cuban
cubit
curet
curia
curie
curse
curst
cutin
cutis
easel
eater
eblis
eclat
elate
elect
elint
elisa
elite
elute
enact
enate
enets
ennui
ensue
enter
entsi
erase
erect
erica
ernst
eruca
eruct
ester
euler
ibert
ibsen
ictal
ictus
ileus
inane
incan
incur
incus
inert
inlet
inner
inset
inter
inula
inure
irate
irena
irula
isaac
isere
islet
laban
lacer
laius
lanai
lance
lansa
larus
laser
later
lates
latin
learn
lease
least
lenin
lense
liana
libra
linac
linen
liner
litas
liter
litre
lucas
lucre
lunar
lutra
nacre
naias
naira
nance
nanus
naris
nasal
nasua
natal
nates
niece
niner
nintu
nisan
niter
nitre
nnrti
nubia
nurse
rabat
rails
raise
raita
ranee
rasta
ratan
ratel
rates
react
reata
rebel
rebus
rebut
relic
renal
renin
rente
reset
resin
retie
reuse
riant
riata
ribes
rinse
risen
rnase
rubel
rubia
ruble
runic
saale
sabal
saber
sabin
sable
sabra
sabre
saint
salai
salat
sanaa
santa
saran
saree
sarin
satan
satie
satin
sauce
sauna
saute
scale
scant
scare
scene
scent
scree
scrub
scuba
scute
seine
selar
senna
sente
serin
siren
sitar
slain
slant
slate
sleet
slice
snail
snare
snarl
sneer
stael
stain
stair
stale
stare
steal
steel
steen
steer
stein
stela
stele
stern
stile
stria
sucre
suite
sunna
sunni
sutra
tabes
tabis
table
tabun
tails
taira
talus
tears
tease
teens
tenia
tense
teras
terce
teres
terse
tesla
tiara
tiber
tibur
tical
tiler
tinca
tinea
trace
trail
train
trial
tribe
trice
trine
truce
tsine
tubal
tuber
tulsa
tuner
tunic
tunis
turin
ulcer
ulnar
ultra
unbar
uncle
uniat
unite
unlit
untie
urals
urate
urban
urial
urine
usnea
utica
utile
aare
abcs
abel
abet
able
abls
abut
acer
acne
acre
acts
aire
airs
airt
alar
alas
alca
alee
alir
anal
anas
anil
anna
anne
ante
anti
anus
arab
aras
arca
area
ares
aria
aril
arse
arts
arui
asat
asea
asia
asin
asur
atar
aten
aunt
aura
baal
baas
baic
bail
bait
bale
bali
bane
bare
bari
barn
bars
bart
base
bast
bata
bate
bats
bean
bear
beat
beau
beer
beet
belt
bent
bern
best
beta
bias
bier
bile
bine
birl
bise
bite
blae
blat
bleu
blue
blur
brae
bran
brat
bren
brie
bris
brit
brut
buna
buns
bunt
bura
burl
burn
burt
bust
cain
cali
cane
cant
care
cart
case
cast
caul
cebu
celt
cent
cere
cert
cira
cite
clan
clit
club
clue
cnut
crab
cran
cree
crib
crus
cuba
cube
cult
cunt
curb
cure
curl
curt
cute
earl
earn
ease
east
eats
ebit
ecru
eira
eire
elan
elbe
elia
erie
erin
eris
erne
erse
erst
esau
etna
etui
iaea
inca
inla
inst
iran
isle
lace
laic
lair
lane
lari
larn
last
late
lats
lean
lear
leer
lees
lena
lens
lent
liar
lien
lieu
line
lint
lira
list
lisu
lite
luba
lube
luce
lues
luna
lunt
lure
lust
luta
lute
naan
nabu
nail
nara
narc
nasa
nast
near
neat
nebe
nebn
neel
nest
nice
nicu
nile
nina
nine
nist
nlrb
nrna
nrti
ntis
nuts
race
rail
rain
raiu
rale
rana
rani
rant
rase
rate
real
reel
rein
reit
rent
rest
rete
rial
rice
riel
rile
risc
rise
rite
rube
ruin
rule
rune
runt
ruse
rust
ruta
saba
sail
sale
salt
sana
sane
sari
sate
saul
scab
scan
scar
scat
scet
scnt
scut
seal
sear
seat
sebe
sect
seel
seer
sene
sent
serb
sere
seta
sial
sian
silt
sine
sirc
sire
sita
site
slab
slat
slit
slub
slue
slur
slut
snit
snub
stab
star
stir
stub
stun
suer
suet
suit
sula
sura
sure
taal
tabi
tabu
tael
tail
tala
talc
tale
tara
tare
tarn
teal
tear
teen
tera
tern
tier
tile
tine
tire
tree
trna
true
tsar
tuba
tube
tues
tuna
tune
turn
ulna
unai
unit
urea
uria
uric
uscb
user
aaa
aar
aas
aba
abc
abs
ace
act
aec
ail
ain
air
ala
alb
ale
ali
als
alt
ana
ane
ani
ans
ant
anu
ara
arb
arc
are
art
asl
ate
auc
baa
bai
ban
bar
bat
bce
bee
bel
ben
bet
bin
bit
blt
bns
bra
bse
btu
bun
bur
bus
but
cab
can
car
cat
cbr
cer
cia
cis
cli
cns
crt
cse
cst
cub
cue
cul
cur
cut
ear
eas
eat
ebn
ebs
ect
eec
eel
eib
ela
eln
ene
enl
era
ern
ert
ese
esr
est
eta
iaa
ice
icu
inc
inn
inr
ins
ira
ire
irs
isn
lab
lac
lan
lat
lea
lee
lei
ler
let
leu
lie
lin
lir
lit
nab
nac
nan
nbe
neb
nec
nee
net
nib
nil
nit
nne
nra
nrc
nrl
nsa
nsc
nsu
nub
nun
nut
ras
rat
rbc
rbi
reb
res
ret
rib
rna
rub
rue
run
rus
rut
sac
sat
sba
sbe
sea
seb
sec
see
sen
set
sib
sic
sin
sir
sit
sle
sub
sue
sun
sur
tab
tai
tan
tar
tau
tce
tea
tec
tee
ten
tia
tib
tic
tie
tin
tiu
tlc
tsa
tub
tun
uca
ult
url
urn
usa
use
usn
uta
utc
ute
utn
aa
ab
ac
ai
al
an
ar
as
at
au
ba
bc
be
bi
br
bs
ca
ce
ci
cl
cr
cs
ct
cu
ea
eb
ec
ee
el
en
er
es
eu
ia
ic
ie
il
in
ir
it
la
lb
le
li
lr
lu
na
nb
nc
ne
ni
nt
nu
ra
rb
re
ri
rn
ru
sa
sb
sc
se
si
sl
sn
sr
ta
tb
tc
te
ti
tl
tn
un
ur
us
ut
a
b
c
e
i
l
n
r
s
t
u
unarmoured
unarticulate
unarticulated
unartistic
unary
unascribable
unashamed
unashamedly
unasked
unassailable