bloomer vs flower

bloomer and flower both are nouns.

Word	Noun	Adjective	Verb	Adverb
bloomer	Yes	No	No	No
flower	Yes	No	Yes	No

As nouns, flower is a hypernym of bloomer; that is, flower is a word with a broader meaning than bloomer:

bloomer (noun)	flower (noun)
an embarrassing mistake	a plant cultivated for its blooms or blossoms
a flower that blooms in a particular way	reproductive organ of angiosperm plants especially one having showy or colorful parts
	the period of greatest prosperity or productivity

bloomer (verb)	flower (verb)
	produce or yield flowers