elaborate vs complicate

elaborate is an adjective but complicate is not an adjective.

Word	Noun	Adjective	Verb	Adverb
elaborate	No	Yes	Yes	No
complicate	No	No	Yes	No

As verbs, elaborate and complicate are synonyms defined as:

Other synonyms of elaborate include rarify, refine.

elaborate (adjective)	complicate (adjective)
developed or executed with care and in minute detail
marked by complexity and richness of detail

elaborate (verb)	complicate (verb)
make more complex, intricate, or richer	make more complicated
work out in detail	make more complex, intricate, or richer
add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing
produce from basic elements or sources; change into a more developed product