raise vs get up

raise is a noun but get up is not a noun.

Word	Noun	Adjective	Verb	Adverb
raise	Yes	No	Yes	No
get up	No	No	Yes	No

As verbs, raise and get up are synonyms defined as:

Other synonyms of raise include bring up, elevate, lift.

As verbs, get up is a hyponym of raise; that is, get up is a word with a more specific, narrower meaning than raise:

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

Other hypernyms of raise include bring up, elevate, lift, raise.

raise (noun)	get up (noun)
the act of raising something
increasing the size of a bet (as in poker)
the amount a salary is increased
an upward slope or grade (as in a road)

raise (verb)	get up (verb)
cause to become alive again	get up and out of bed
increase the level of	cause to rise
raise the level or amount of something	put on special clothes to appear particularly appealing and attractive
raise in rank or condition	develop
invigorate or heighten	study intensively, as before an exam
put an end to	arrange by systematic planning and united effort
bring (a surface or a design) into relief and cause to project	raise from a lower to a higher position
multiply (a number) by itself a specified number of times: 8 is 2 raised to the power 3	rise to one's feet
cause to be heard or known; express or utter
put forward for consideration or discussion
activate or stir up
establish radio communications with
pronounce (vowels) by bringing the tongue closer to the roof of the mouth
cause to assemble or enlist in military
bet more than the previous player
bid (one's partner's suit) at a higher level
summon into action or bring into existence, often as if by magic
construct, build, or erect
cultivate by growing, often involving improvements by means of agricultural techniques
create a disturbance, especially by making a great noise
call forth (emotions, feelings, and responses)
raise from a lower to a higher position
cause to puff up with a leaven
move upwards
collect funds for a specific purpose
look after a child until it is an adult
give a promotion to or assign to a higher position
register formally as a participant or member