routine vs computer program

routine and computer program both are nouns.

Word	Noun	Adjective	Verb	Adverb
routine	Yes	Yes	No	No
computer program	Yes	No	No	No

routine (noun)	computer program (noun)
an unvarying or habitual method or procedure	(computer science) a sequence of instructions that a computer can interpret and execute
a set sequence of steps, part of larger computer program
a short performance that is part of a longer program

routine (adjective)	computer program (adjective)
found in the ordinary course of events