tops vs top-notch

tops and top-notch both are adjectives.

Word	Noun	Adjective	Verb	Adverb
tops	No	Yes	No	No
top-notch	No	Yes	No	No

As adjectives, tops and top-notch are synonyms defined as:

Other synonyms of tops include A-one, ace, crack, first-rate, super, tiptop, topnotch.

tops (adjective)	top-notch (adjective)
of the highest quality	of the highest quality