spectacle vs boo-boo

spectacle and boo-boo both are nouns.

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

As nouns, boo-boo is a hypernym of spectacle; that is, boo-boo is a word with a broader meaning than spectacle:

spectacle: a blunder that makes you look ridiculous; used in the phrase `make a spectacle of' yourself
boo-boo: an embarrassing mistake

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

spectacle (noun)	boo-boo (noun)
a blunder that makes you look ridiculous; used in the phrase `make a spectacle of' yourself	an embarrassing mistake
an elaborate and remarkable display on a lavish scale
something or someone seen (especially a notable or unusual sight)