commence vs get down

commence and get down both are verbs.

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

As verbs, commence and get down are synonyms defined as:

commence and get down: take the first step or steps in carrying out an action

Other synonyms of commence include begin, get, set about, set out, start, start out.

commence (verb)	get down (verb)
take the first step or steps in carrying out an action	take the first step or steps in carrying out an action
set in motion, cause to start	put down in writing; of texts, musical compositions, etc.
get off the ground	pass through the esophagus as part of eating or drinking
	lower someone's spirits; make downhearted
	move something or somebody to a lower position
	alight from (a horse)
	lower (one's body) as by kneeling