bloomer vs boo-boo

bloomer and boo-boo both are nouns.

Word	Noun	Adjective	Verb	Adverb
bloomer	Yes	No	No	No
boo-boo	Yes	No	No	No

As nouns, bloomer and boo-boo are synonyms defined as:

Other synonyms of bloomer include blooper, blunder, boner, botch, bungle, flub, foul-up, fuckup, pratfall.

bloomer (noun)	boo-boo (noun)
an embarrassing mistake	an embarrassing mistake
a flower that blooms in a particular way