queue up vs queue

queue up is not a noun while queue is a noun.

Word	Noun	Adjective	Verb	Adverb
queue up	No	No	Yes	No
queue	Yes	No	Yes	No

As verbs, queue up and queue are synonyms defined as:

Other synonyms of queue up include line up.

queue up (noun)	queue (noun)
	a braid of hair at the back of the head
	(information processing) an ordered list of tasks to be performed or messages to be transmitted
	a line of people or vehicles waiting for something

queue up (verb)	queue (verb)
form a queue, form a line, stand in line	form a queue, form a line, stand in line