infuse vs inject

infuse and inject both are verbs.

Word	Noun	Adjective	Verb	Adverb
infuse	No	No	Yes	No
inject	No	No	Yes	No

As verbs, inject is a hypernym of infuse; that is, inject is a word with a broader meaning than infuse:

Other hypernyms of infuse include shoot.

infuse (verb)	inject (verb)
introduce into the body through a vein, for therapeutic purposes	give an injection to
let sit in a liquid to extract a flavor or to cleanse	to introduce (a new aspect or element)
fill, as with a certain quality	to insert between other elements
undergo the process of infusion	feed intravenously
teach and impress by frequent repetitions or admonitions	take by injection
	force or drive (a fluid or gas) into by piercing