dumbfound vs baffle

dumbfound is not a noun while baffle is a noun.

Word	Noun	Adjective	Verb	Adverb
dumbfound	No	No	Yes	No
baffle	Yes	No	Yes	No

As verbs, dumbfound and baffle are synonyms defined as:

Other synonyms of dumbfound include amaze, beat, bewilder, flummox, get, gravel, mystify, nonplus, perplex, pose, puzzle, stick, stupefy, vex.

dumbfound (noun)	baffle (noun)
	a flat plate that controls or directs the flow of fluid or energy

dumbfound (verb)	baffle (verb)
be a mystery or bewildering to	restrain the emission of (sound, fluid, etc.)
	be a mystery or bewildering to
	hinder or prevent (the efforts, plans, or desires) of