uplift vs lift up

uplift is a noun but lift up is not a noun.

Word	Noun	Adjective	Verb	Adverb
uplift	Yes	No	Yes	No
lift up	No	No	Yes	No

As verbs, uplift and lift up are synonyms defined as:

Other synonyms of uplift include elate, intoxicate, pick up.

uplift (noun)	lift up (noun)
a brassiere that lifts and supports the breasts
(geology) a rise of land to a higher elevation (as in the process of mountain building)

uplift (verb)	lift up (verb)
fill with high spirits; fill with optimism	fill with high spirits; fill with optimism
lift up or elevate	take and lift upward
lift up from the earth, as by geologic forces