fire up vs enkindle

fire up and enkindle both are verbs.

Word	Noun	Adjective	Verb	Adverb
fire up	No	No	Yes	No
enkindle	No	No	Yes	No

As verbs, enkindle is a hypernym of fire up; that is, enkindle is a word with a broader meaning than fire up:

Other hypernyms of fire up include arouse, elicit, evoke, fire, kindle, provoke, raise.

fire up (verb)	enkindle (verb)
begin to smoke	call forth (emotions, feelings, and responses)
arouse or excite feelings and passions	cause to start burning