conversationally vs colloquially

conversationally and colloquially both are adverbs.

Word	Noun	Adjective	Verb	Adverb
conversationally	No	No	No	Yes
colloquially	No	No	No	Yes

As adverbs, conversationally and colloquially are synonyms defined as:

conversationally and colloquially: with the use of colloquial expressions

Other synonyms of conversationally include informally.

conversationally (adverb)	colloquially (adverb)
with the use of colloquial expressions	with the use of colloquial expressions