unintentional vs intentional

unintentional and intentional both are adjectives.

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

As adjectives, unintentional and intentional are synonyms defined as:

unintentional and intentional: done or made or performed with purpose and intent

Other synonyms of unintentional include designed.

unintentional (adjective)	intentional (adjective)
done or made or performed with purpose and intent	done or made or performed with purpose and intent
not done with purpose or intent	characterized by conscious design or purpose