tiptop vs superlative

tiptop and superlative both are nouns.

Word	Noun	Adjective	Verb	Adverb
tiptop	Yes	Yes	No	No
superlative	Yes	Yes	No	No

As nouns, tiptop and superlative are synonyms defined as:

tiptop and superlative: the highest level or degree attainable; the highest stage of development

Other synonyms of tiptop include acme, elevation, height, meridian, peak, pinnacle, summit, top.

tiptop (noun)	superlative (noun)
the extreme top or summit	an exaggerated expression (usually of praise)
the highest level or degree attainable; the highest stage of development	the superlative form of an adjective or adverb
	the highest level or degree attainable; the highest stage of development

tiptop (adjective)	superlative (adjective)
of the highest quality	highest in quality