squirm vs wriggle

squirm and wriggle both are nouns.

Word	Noun	Adjective	Verb	Adverb
squirm	Yes	No	Yes	No
wriggle	Yes	No	Yes	No

As nouns, squirm and wriggle are synonyms defined as:

Other synonyms of squirm include wiggle.

As verbs, squirm and wriggle are synonyms defined as:

squirm and wriggle: to move in a twisting or contorted motion, (especially when struggling)

Other synonyms of squirm include twist, worm, wrestle, writhe.

squirm (noun)	wriggle (noun)
the act of wiggling	the act of wiggling

squirm (verb)	wriggle (verb)
to move in a twisting or contorted motion, (especially when struggling)	to move in a twisting or contorted motion, (especially when struggling)