draw in vs curl up

draw in and curl up both are verbs.

Word	Noun	Adjective	Verb	Adverb
draw in	No	No	Yes	No
curl up	No	No	Yes	No

As verbs, draw in and curl up are synonyms defined as:

Other synonyms of draw in include curl.

draw in (verb)	curl up (verb)
direct toward itself or oneself by means of some psychological power or physical attributes	shape one's body into a curl
draw in as if by suction
pull inward or towards a center
of trains; move into (a station)
advance or converge on
shape one's body into a curl