take the floor vs get up

take the floor and get up both are verbs.

Word	Noun	Adjective	Verb	Adverb
take the floor	No	No	Yes	No
get up	No	No	Yes	No

As verbs, get up is a hypernym of take the floor; that is, get up is a word with a broader meaning than take the floor:

Other hypernyms of take the floor include arise, rise, stand up, uprise.

take the floor (verb)	get up (verb)
rise in order to make a speech or motion	get up and out of bed
stand up to dance	cause to rise
	put on special clothes to appear particularly appealing and attractive
	develop
	study intensively, as before an exam
	arrange by systematic planning and united effort
	raise from a lower to a higher position
	rise to one's feet