bungle vs blunder

bungle and blunder both are nouns.

Word	Noun	Adjective	Verb	Adverb
bungle	Yes	No	Yes	No
blunder	Yes	No	Yes	No

As nouns, bungle and blunder are synonyms defined as:

Other synonyms of bungle include bloomer, blooper, boner, boo-boo, botch, flub, foul-up, fuckup, pratfall.

bungle (noun)	blunder (noun)
an embarrassing mistake	an embarrassing mistake

bungle (verb)	blunder (verb)
spoil by behaving clumsily or foolishly	utter impulsively
make a mess of, destroy or ruin	make one's way clumsily or blindly
	commit a faux pas or a fault or make a serious mistake