batting order vs lineup

batting order and lineup both are nouns.

Word	Noun	Adjective	Verb	Adverb
batting order	Yes	No	No	No
lineup	Yes	No	No	No

As nouns, batting order and lineup are synonyms defined as:

batting order and lineup: (baseball) a list of batters in the order in which they will bat

Other synonyms of batting order include card.

batting order (noun)	lineup (noun)
(baseball) a list of batters in the order in which they will bat	(baseball) a list of batters in the order in which they will bat
	the schedule of programs for a particular period
	a line of persons arranged by police for inspection or identification