shape up vs come along

shape up and come along both are verbs.

Word	Noun	Adjective	Verb	Adverb
shape up	No	No	Yes	No
come along	No	No	Yes	No

As verbs, shape up and come along are synonyms defined as:

Other synonyms of shape up include advance, come on, get along, get on, progress.

shape up (verb)	come along (verb)
develop in a positive way	come into being or existence, or appear on the scene
	develop in a positive way