put in vs foist

put in and foist both are verbs.

Word	Noun	Adjective	Verb	Adverb
put in	No	No	Yes	No
foist	No	No	Yes	No

As verbs, foist is a hyponym of put in; that is, foist is a word with a more specific, narrower meaning than put in:

put in (verb)	foist (verb)
place, fit, or thrust (something) into another thing	insert surreptitiously or without warrant
break into a conversation	to force onto another
to insert between other elements
make an application as for a job or funding
set up for use
keep or lay aside for future use