bunkum vs bullshit

bunkum and bullshit both are nouns.

Word	Noun	Adjective	Verb	Adverb
bunkum	Yes	No	No	No
bullshit	Yes	No	Yes	No

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

Other hyponyms of bunkum include bull, crap, dogshit, horseshit, Irish bull, shit.

bunkum (noun)	bullshit (noun)
unacceptable behavior (especially ludicrously false statements)	Obscene word for unacceptable behavior

bunkum (verb)	bullshit (verb)
	speak insincerely or without regard for facts or truths