misstep vs bloomer

misstep and bloomer both are nouns.

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

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

Other hypernyms of misstep include blooper, blunder, boner, boo-boo, botch, bungle, flub, foul-up, fuckup, pratfall.

misstep (noun)	bloomer (noun)
an unintentional but embarrassing blunder	an embarrassing mistake
	a flower that blooms in a particular way