appreciation vs increase

appreciation and increase both are nouns.

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

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

Other hypernyms of appreciation include step-up.

appreciation (noun)	increase (noun)
a favorable judgment	the act of increasing something
an increase in price or value	the amount by which something increases
understanding of the nature or meaning or quality or magnitude of something	a change resulting in an increase
delicate discrimination (especially of esthetic values)	a process of becoming larger or longer or more numerous or more important
an expression of gratitude	a quantity that is added

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