lecture vs course of study

lecture and course of study both are nouns.

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

lecture (noun)	course of study (noun)
teaching by giving a discourse on some subject (typically to a class)	education imparted in a series of lessons or meetings
a speech that is open to the public	an integrated course of academic studies
a lengthy rebuke

lecture (verb)	course of study (verb)
censure severely or angrily
deliver a lecture or talk