inject vs interpose

inject and interpose both are verbs.

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

As verbs, inject and interpose are synonyms defined as:

Other synonyms of inject include come in, interject, put in, throw in.

inject (verb)	interpose (verb)
give an injection to	to insert between other elements
to introduce (a new aspect or element)	to put forth by way of intervention
to insert between other elements	be or come between
feed intravenously	get involved, so as to alter or hinder an action, or through force or threat of force
take by injection
force or drive (a fluid or gas) into by piercing