straighten vs make up

straighten and make up both are verbs.

Word	Noun	Adjective	Verb	Adverb
straighten	No	No	Yes	No
make up	No	No	Yes	No

As verbs, make up is a hyponym of straighten; that is, make up is a word with a more specific, narrower meaning than straighten:

Other hyponyms of straighten include make, clean, clean house, houseclean.

straighten (verb)	make up (verb)
put (things or places) in order	apply make-up or cosmetics to one's face to appear prettier
make straight or straighter	put in order or neaten
make straight	come to terms
straighten by unrolling	concoct something artificial or untrue
straighten up or out; make straight	devise or compose
get up from a sitting or slouching position	do or give something to somebody in return
	make up work that was missed due to absence at a later point
	form or compose
	adjust for