flub vs spectacle

flub and spectacle both are nouns.

Word	Noun	Adjective	Verb	Adverb
flub	Yes	No	Yes	No
spectacle	Yes	No	No	No

As nouns, spectacle is a hyponym of flub; that is, spectacle is a word with a more specific, narrower meaning than flub:

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

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

flub (verb)	spectacle (verb)
make a mess of, destroy or ruin