bang vs hairdo

bang and hairdo both are nouns.

Word	Noun	Adjective	Verb	Adverb
bang	Yes	No	Yes	Yes
hairdo	Yes	No	No	No

As nouns, hairdo is a hypernym of bang; that is, hairdo is a word with a broader meaning than bang:

Other hypernyms of bang include coif, coiffure, hair style, hairstyle.

bang (noun)	hairdo (noun)
a conspicuous success	the arrangement of the hair (especially a woman's hair)
a border of hair that is cut short and hangs across the forehead
a sudden very loud noise
a vigorous blow
the swift release of a store of affective force

bang (verb)	hairdo (verb)
strike violently
close violently
leap, jerk, bang
have sexual intercourse with
move noisily
to produce a sharp often metallic explosive or percussive sound

bang (adverb)	hairdo (adverb)
directly