complete vs write down

complete is an adjective but write down is not an adjective.

Word	Noun	Adjective	Verb	Adverb
complete	No	Yes	Yes	No
write down	No	No	Yes	No

complete (adjective)	write down (adjective)
having every necessary or normal part or component or step
having come or been brought to a conclusion
perfect and complete in every respect; having all necessary qualities
highly skilled
without qualification; used informally as (often pejorative) intensifiers

complete (verb)	write down (verb)
bring to a whole, with all the necessary parts or elements	reduce the estimated value of something
come or bring to a finish or an end	put down in writing; of texts, musical compositions, etc.
write all the required information onto a form
complete a pass
complete or carry out