teeny-weeny vs colloquialism

teeny-weeny is not a noun while colloquialism is a noun.

Word	Noun	Adjective	Verb	Adverb
teeny-weeny	No	Yes	No	No
colloquialism	Yes	No	No	No

teeny-weeny (noun)	colloquialism (noun)
	a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech

teeny-weeny (adjective)	colloquialism (adjective)
(used informally) little or tiny