noun: the quality of requiring extended effort
Length: 11 letters
Scrabble value: 13
Words with Friends value: 15
Literati value: 12
TWL (USA): Found
SOWPODS (UK): Found
operoseness
espresso
poorness
response
sereness
soreness
operose
peeress
serpens
snooper
spenser
sponsor
essene
opener
operon
person
porose
psenes
reopen
repose
sensor
serene
sooner
erose
espoo
essen
noose
norse
peron
porno
poser
posse
preen
press
prone
prose
roneo
senor
sense
sneer
snoop
snore
sopor
speer
spoon
spoor
spore
spree
epee
epos
erne
eros
erse
esop
nero
ness
nose
open
oreo
peen
peer
peon
peso
pone
pons
poon
poor
pore
porn
pose
reno
rope
rose
ross
seep
seer
sene
sens
sere
sess
sone
soon
sops
sore
sspe
ene
eon
eos
ern
ese
esp
esr
nee
neo
nro
one
ono
ops
ore
pee
pen
pes
poe
prn
pro
rep
res
roe
ron
see
sen
sep
snp
son
sop
sos
sse
sss
ee
en
er
es
ne
no
np
on
or
os
pe
po
pr
ps
re
rn
ro
se
sn
so
sr
ss
e
n
o
p
r
s
operculated
operculum
operetta
opheodrys
ophidia
ophidian
ophidiidae
ophidism