suck in vs ingest

suck in and ingest both are verbs.

Word	Noun	Adjective	Verb	Adverb
suck in	No	No	Yes	No
ingest	No	No	Yes	No

As verbs, ingest is a hypernym of suck in; that is, ingest is a word with a broader meaning than suck in:

Other hypernyms of suck in include consume, have, take, take in.

suck in (verb)	ingest (verb)
take up as if with a sponge	take up mentally
draw in as if by suction	serve oneself to, or consume regularly
attract by using an inexorable force, inducement, etc.