no ball vs bowling

no ball and bowling both are nouns.

Word	Noun	Adjective	Verb	Adverb
no ball	Yes	No	No	No
bowling	Yes	No	No	No

As nouns, bowling is a hypernym of no ball; that is, bowling is a word with a broader meaning than no ball:

no ball (noun)	bowling (noun)
unlawfully delivered ball in cricket	a game in which balls are rolled at an object or group of objects with the aim of knocking them over or moving them
	the playing of a game of tenpins or duckpins etc
	(cricket) the act of delivering a cricket ball to the batsman