Results for arduous

1. Steep and lofty, in a literal sense; hard to climb.




Synonyms and related words:



Herculean
effortful
jawbreaking
precipitate
strained
abrupt
energetic
killing
precipitous
strenuous
abstruse
exacting
knotted
punishing
taxing
backbreaking
exhausting
knotty
rigorous
thorny
brutal
fatiguing
labored
rough
ticklish
burdensome
forced
laborious
rugged
tiring
complex
formidable
mean
set with thorns
toilsome
critical
grueling
no picnic
severe
tough
crushing
hairy
not easy
sheer
tricksy
delicate
hard
onerous
sideling
tricky
demanding
heavy
operose
spiny
troublesome
difficile
hefty
oppressive
steep
trying
difficult
intricate
painful
stickle
uphill