imperil vs be

imperil and be both are verbs.

Word	Noun	Adjective	Verb	Adverb
imperil	No	No	Yes	No
be	No	No	Yes	No

As verbs, be is a hypernym of imperil; that is, be is a word with a broader meaning than imperil:

Other hypernyms of imperil include exist.

imperil (verb)	be (verb)
pose a threat to; present a danger to	spend or use time
	work in a specific place, with a specific subject, or in a specific function
	have an existence, be extant
	have life, be alive
	form or compose
	have the quality of being; (copula, used with an adjective or a predicate noun)
	occupy a certain position or area; be somewhere
	be identical to; be someone or something
	be identical or equivalent to
	represent, as of a character on stage
	be priced at
	to remain unmolested, undisturbed, or uninterrupted -- used only in infinitive form