amplification vs increase

amplification and increase both are nouns.

Word	Noun	Adjective	Verb	Adverb
amplification	Yes	No	No	No
increase	Yes	No	Yes	No

As nouns, increase is a hypernym of amplification; that is, increase is a word with a broader meaning than amplification:

amplification: (electronics) the act of increasing voltage or power or current
increase: the act of increasing something

Other hypernyms of amplification include step-up.

As nouns, increase is a hypernym of amplification; that is, increase is a word with a broader meaning than amplification:

amplification: the amount of increase in signal power or voltage or current expressed as the ratio of output to input
increase: the amount by which something increases

Other hypernyms of amplification include increment.

amplification (noun)	increase (noun)
(electronics) the act of increasing voltage or power or current	the act of increasing something
addition of extra material or illustration or clarifying detail	the amount by which something increases
the amount of increase in signal power or voltage or current expressed as the ratio of output to input	a change resulting in an increase
	a process of becoming larger or longer or more numerous or more important
	a quantity that is added

amplification (verb)	increase (verb)
	become bigger or greater in amount
	make bigger or more