quit vs top out

quit and top out both are verbs.

Word	Noun	Adjective	Verb	Adverb
quit	No	No	Yes	No
top out	No	No	Yes	No

As verbs, top out is a hyponym of quit; that is, top out is a word with a more specific, narrower meaning than quit:

Other hyponyms of quit include give up, renounce, resign, vacate, retire, fall.

quit (verb)	top out (verb)
give up in the face of defeat of lacking hope; admit defeat	to reach the highest point; attain maximum intensity, activity
go away or leave	provide with a top or finish the top (of a structure)
turn away from; give up	give up one's career just as one becomes very successful
give up or retire from a position
put an end to a state or an activity