set about vs get down

set about and get down both are verbs.

Word	Noun	Adjective	Verb	Adverb
set about	No	No	Yes	No
get down	No	No	Yes	No

As verbs, set about and get down are synonyms defined as:

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

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

set about (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
enter upon an activity or enterprise	put down in writing; of texts, musical compositions, etc.
begin to deal with	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