flub vs trip

flub and trip both are nouns.

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

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

flub (noun)	trip (noun)
an embarrassing mistake	a journey for some purpose (usually including the return)
	an unintentional but embarrassing blunder
	a light or nimble tread
	a catch mechanism that acts as a switch
	an accidental misstep threatening (or causing) a fall
	an exciting or stimulating experience
	a hallucinatory experience induced by drugs

flub (verb)	trip (verb)
make a mess of, destroy or ruin	get high, stoned, or drugged
	put in motion or move to act
	miss a step and fall or nearly fall
	cause to stumble
	make a trip for pleasure