rachet up vs ratchet

rachet up is not a noun while ratchet is a noun.

Word	Noun	Adjective	Verb	Adverb
rachet up	No	No	Yes	No
ratchet	Yes	No	Yes	No

As verbs, rachet up and ratchet are synonyms defined as:

Other synonyms of rachet up include ratchet down.

rachet up (noun)	ratchet (noun)
	mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction

rachet up (verb)	ratchet (verb)
move by degrees in one direction only	move by degrees in one direction only