adamantine 10 Associations

hard (similar term)

al dente 8 Associations

hard (similar term)

alcoholic 9 Associations

dry (similar term) hard (similar term) strong (similar term) intoxicant (similar term) intoxicating (similar term) spirituous (similar term) spiritous (similar term)

ambitious 9 Associations

challenging difficult (similar term) hard (similar term)

arduous 7 Associations

difficult (similar term) hard (similar term)

awkward 7 Associations

embarrassing sticky unenviable difficult (similar term) hard (similar term)

baffling 8 Associations

knotty problematic problematical tough difficult (similar term) hard (similar term)

calculating 11 Associations

calculative conniving scheming shrewd hard (similar term)

calculative 11 Associations

calculating conniving scheming shrewd hard (similar term)

case-hardened 13 Associations

hardened hard-boiled hard (similar term)

catchy 6 Associations

tricky difficult (similar term) hard (similar term)

challenging 11 Associations

ambitious difficult (similar term) hard (similar term)

conniving 9 Associations

calculating calculative scheming shrewd hard (similar term)

corneous 8 Associations

hornlike horny hard (similar term)

delicate 8 Associations

ticklish touchy difficult (similar term) hard (similar term)

effortful 9 Associations

arduous (similar term) backbreaking (similar term) grueling (similar term) gruelling (similar term) hard (similar term) heavy (similar term) laborious (similar term)

embarrassing 12 Associations

awkward sticky unenviable difficult (similar term) hard (similar term)

erect 5 Associations

tumid hard (similar term)

firm 4 Associations

solid hard (similar term)

fractious 9 Associations

difficult (similar term) hard (similar term)