trip vs flub

trip and flub both are nouns.

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

As nouns, flub is a hypernym of trip; that is, flub is a word with a broader meaning than trip:

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

trip (noun)	flub (noun)
a journey for some purpose (usually including the return)	an embarrassing mistake
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

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