As verbs the difference between shrivel and forwither
is that shrivel is to collapse inward; to crumble while forwither is (obsolete) to wither away; shrivel.
shrivel
English
Verb
(
shrivell) (
UK )
(
en-verb) (
US )
To collapse inward; to crumble.
- I saw him shrivel on the ground in fear.
To become wrinkled.
- His fingers were shriveled from being in the bath for too long.
To draw into wrinkles.
- The hot sun shrivelled the leaves.