unerect
arched
arciform
arclike
arcual
bandy
bowed
bowlike
concave
convex
crooked
embowed
gibbose
gibbous
humpbacked
humped
humpy
hunchy
oxbow
round-backed
round-shouldered
stooped
stooping
vaulted
bunched
crunched
lunched
munched
punched
scrunched