unreasonably vs immoderately

unreasonably and immoderately both are adverbs.

Word	Noun	Adjective	Verb	Adverb
unreasonably	No	No	No	Yes
immoderately	No	No	No	Yes

As adverbs, unreasonably and immoderately are synonyms defined as:

unreasonably and immoderately: to a degree that exceeds the bounds of reason or moderation

unreasonably (adverb)	immoderately (adverb)
to a degree that exceeds the bounds of reason or moderation	without moderation; in an immoderate manner
not in a reasonable or intelligent manner	to a degree that exceeds the bounds of reason or moderation