entirely vs exclusively

entirely and exclusively both are adverbs.

Word	Noun	Adjective	Verb	Adverb
entirely	No	No	No	Yes
exclusively	No	No	No	Yes

As adverbs, entirely and exclusively are synonyms defined as:

Other synonyms of entirely include alone, only, solely.

entirely (adverb)	exclusively (adverb)
to a complete degree or to the full or entire extent; Completely or entirely	without any others being included or involved
without any others being included or involved