floral envelope vs bloom

floral envelope and bloom both are nouns.

Word	Noun	Adjective	Verb	Adverb
floral envelope	Yes	No	No	No
bloom	Yes	No	Yes	No

floral envelope (noun)	bloom (noun)
collective term for the outer parts of a flower consisting of the calyx and corolla and enclosing the stamens and pistils	a powdery deposit on a surface
	reproductive organ of angiosperm plants especially one having showy or colorful parts
	the organic process of bearing flowers
	a rosy color (especially in the cheeks) taken as a sign of good health
	the best time of youth
	the period of greatest prosperity or productivity

floral envelope (verb)	bloom (verb)
	produce or yield flowers