make full vs fill up

make full and fill up both are verbs.

Word	Noun	Adjective	Verb	Adverb
make full	No	No	Yes	No
fill up	No	No	Yes	No

As verbs, make full and fill up are synonyms defined as:

Other synonyms of make full include fill.

make full (verb)	fill up (verb)
make full, also in a metaphorical sense	make full, also in a metaphorical sense
	become full
	eat until one is sated
	fill or stop up