regenerate vs straighten out

regenerate is an adjective but straighten out is not an adjective.

Word	Noun	Adjective	Verb	Adverb
regenerate	No	Yes	Yes	No
straighten out	No	No	Yes	No

regenerate (adjective)	straighten out (adjective)
reformed spiritually or morally

regenerate (verb)	straighten out (verb)
restore strength	put (things or places) in order
undergo regeneration	settle or put right
form or produce anew	change for the better
get or give new life or energy; return to life, regain energy, recuperate	make free from confusion or ambiguity; make clear
replace (tissue or a body part) through the formation of new tissue	make straight
be formed or shaped anew	extricate from entanglement
bring, lead, or force to abandon a wrong or evil course of life, conduct, and adopt a right one
amplify (an electron current) by causing part of the power in the output circuit to act upon the input circuit
reestablish on a new, usually improved, basis or make new or like new