unwitting vs unintentional

unwitting and unintentional both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unwitting	No	Yes	No	No
unintentional	No	Yes	No	No

As adjectives, unwitting and unintentional are synonyms defined as:

Other synonyms of unwitting include unplanned.

unwitting (adjective)	unintentional (adjective)
not aware or knowing	done or made or performed with purpose and intent
unaware because of a lack of relevant information or knowledge	not done with purpose or intent
not done with purpose or intent