remount vs get on

remount is a noun but get on is not a noun.

Word	Noun	Adjective	Verb	Adverb
remount	Yes	No	Yes	No
get on	No	No	Yes	No

As verbs, get on is a hypernym of remount; that is, get on is a word with a broader meaning than remount:

Other hypernyms of remount include bestride, climb on, hop on, jump on, mount, mount up.

remount (noun)	get on (noun)
a fresh horse especially (formerly) to replace one killed or injured in battle

remount (verb)	get on (verb)
provide with fresh horses	develop in a positive way
mount again, as after disassembling something	appear in a show, on T.V. or radio
mount again	grow old or older
	get up on the back of
	grow late or (of time) elapse
	get on board of (trains, buses, ships, aircraft, etc.)
	have smooth relations