teeny-weeny vs bitty

teeny-weeny and bitty both are adjectives.

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

As adjectives, teeny-weeny and bitty are synonyms defined as:

Other synonyms of teeny-weeny include bittie, itsy-bitsy, itty-bitty, teensy-weensy, teensy, teentsy, teeny, wee, weensy, weeny.

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