articulate vs articulated

articulate and articulated both are adjectives.

Word	Noun	Adjective	Verb	Adverb
articulate	No	Yes	Yes	No
articulated	No	Yes	No	No

As adjectives, articulate and articulated are synonyms defined as:

articulate and articulated: consisting of segments held together by joints

articulate (adjective)	articulated (adjective)
expressing yourself easily or characterized by clear expressive language	consisting of segments held together by joints
consisting of segments held together by joints

articulate (verb)	articulated (verb)
speak, pronounce, or utter in a certain way
express or state clearly
put into words or an expression
provide with a joint
unite by forming a joint or joints