get down vs complete

get down is not an adjective while complete is an adjective.

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

get down (adjective)	complete (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

get down (verb)	complete (verb)
take the first step or steps in carrying out an action	bring to a whole, with all the necessary parts or elements
put down in writing; of texts, musical compositions, etc.	come or bring to a finish or an end
pass through the esophagus as part of eating or drinking	write all the required information onto a form
lower someone's spirits; make downhearted	complete a pass
move something or somebody to a lower position	complete or carry out
alight from (a horse)
lower (one's body) as by kneeling