stay in place vs remain

stay in place and remain both are verbs.

Word	Noun	Adjective	Verb	Adverb
stay in place	No	No	Yes	No
remain	No	No	Yes	No

As verbs, remain is a hyponym of stay in place; that is, remain is a word with a more specific, narrower meaning than stay in place:

Other hyponyms of stay in place include persist, stay, stay put, stick, stick around.

stay in place (verb)	remain (verb)
be stationary	stay the same; remain in a certain state
	be in a certain place and not leave
	continue in a place, position, or situation
	be left; of persons, questions, problems, results, evidence, etc.