lock away vs lock up

lock away and lock up both are verbs.

Word	Noun	Adjective	Verb	Adverb
lock away	No	No	Yes	No
lock up	No	No	Yes	No

As verbs, lock away and lock up are synonyms defined as:

lock away and lock up: place in a place where something cannot be removed or someone cannot escape

Other synonyms of lock away include lock, lock in, put away, shut away, shut up.

lock away (verb)	lock up (verb)
place in a place where something cannot be removed or someone cannot escape	place in a place where something cannot be removed or someone cannot escape
	secure by locking