orientation vs course of study

orientation and course of study both are nouns.

Word	Noun	Adjective	Verb	Adverb
orientation	Yes	No	No	No
course of study	Yes	No	No	No

As nouns, course of study is a hypernym of orientation; that is, course of study is a word with a broader meaning than orientation:

Other hypernyms of orientation include class, course, course of instruction.

orientation (noun)	course of study (noun)
the act of orienting	education imparted in a series of lessons or meetings
a course introducing a new situation or environment	an integrated course of academic studies
an integrated set of attitudes and beliefs
a person's awareness of self with regard to position and time and place and personal relationships
a predisposition in favor of something
position or alignment relative to points of the compass or other specific directions