trump vs outdo

trump is a noun but outdo is not a noun.

Word	Noun	Adjective	Verb	Adverb
trump	Yes	No	Yes	No
outdo	No	No	Yes	No

As verbs, trump and outdo are synonyms defined as:

Other synonyms of trump include best, outflank, scoop.

trump (noun)	outdo (noun)
a playing card in the suit that has been declared trumps
a brass musical instrument with a brilliant tone; has a narrow tube and a flared bell and is played by means of valves
(card games) the suit that has been declared to rank above all other suits for the duration of the hand

trump (verb)	outdo (verb)
proclaim or announce with or as if with a fanfare	be or do something to a greater degree
get the better of	get the better of
play a trump
produce a sound as if from a trumpet