restore vs improve

restore and improve both are verbs.

Word	Noun	Adjective	Verb	Adverb
restore	No	No	Yes	No
improve	No	No	Yes	No

As verbs, improve is a hypernym of restore; that is, improve is a word with a broader meaning than restore:

restore: restore by replacing a part or putting together what is torn or broken
improve: to make better

Other hypernyms of restore include ameliorate, amend, better, meliorate.

restore (verb)	improve (verb)
get or give new life or energy; return to life, regain energy, recuperate	get better
restore by replacing a part or putting together what is torn or broken	to make better
give or bring back
bring back into original existence, use, function, or position
return to its original or usable and functioning condition