rejuvenate vs regenerate

rejuvenate is not an adjective while regenerate is an adjective.

Word	Noun	Adjective	Verb	Adverb
rejuvenate	No	No	Yes	No
regenerate	No	Yes	Yes	No

As verbs, regenerate is a hypernym of rejuvenate; that is, regenerate is a word with a broader meaning than rejuvenate:

As verbs, regenerate is a hypernym of rejuvenate; that is, regenerate is a word with a broader meaning than rejuvenate:

Other hypernyms of rejuvenate include revitalize.

As verbs, rejuvenate and regenerate are synonyms defined as:

rejuvenate and regenerate: get or give new life or energy; return to life, regain energy, recuperate

Other synonyms of rejuvenate include restore.

As verbs, regenerate is a hypernym of rejuvenate; that is, regenerate is a word with a broader meaning than rejuvenate:

rejuvenate: get or give new life or energy; return to life, regain energy, recuperate
regenerate: reestablish on a new, usually improved, basis or make new or like new

Other hypernyms of rejuvenate include renew.

rejuvenate (adjective)	regenerate (adjective)
	reformed spiritually or morally

rejuvenate (verb)	regenerate (verb)
become young again	restore strength
make younger or more youthful	undergo regeneration
develop youthful topographical features	form or produce anew
get or give new life or energy; return to life, regain energy, recuperate	get or give new life or energy; return to life, regain energy, recuperate
cause (a stream or river) to erode, as by an uplift of the land	replace (tissue or a body part) through the formation of new tissue
	be formed or shaped anew
	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