designed vs intentional

designed and intentional both are adjectives.

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

As adjectives, designed and intentional are synonyms defined as:

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

Other synonyms of designed include unintentional.

designed (adjective)	intentional (adjective)
done or made or performed with purpose and intent	done or made or performed with purpose and intent
	characterized by conscious design or purpose