tripling vs multiplication

tripling and multiplication both are nouns.

Word	Noun	Adjective	Verb	Adverb
tripling	Yes	No	No	No
multiplication	Yes	No	No	No

As nouns, multiplication is a hypernym of tripling; that is, multiplication is a word with a broader meaning than tripling:

tripling (noun)	multiplication (noun)
increase by a factor of three	an arithmetic operation that is the inverse of division; the product of two numbers is computed
	the act of producing offspring or multiplying by such production
	a multiplicative increase