ratchet down vs go on

ratchet down and go on both are verbs.

Word	Noun	Adjective	Verb	Adverb
ratchet down	No	No	Yes	No
go on	No	No	Yes	No

As verbs, go on is a hypernym of ratchet down; that is, go on is a word with a broader meaning than ratchet down:

Other hypernyms of ratchet down include advance, march on, move on, pass on, progress.

ratchet down (verb)	go on (verb)
move by degrees in one direction only	come to pass
	continue talking
	start running, functioning, or operating
	move forward, also in the metaphorical sense
	continue a certain state, condition, or activity