course of study vs lecture

course of study and lecture both are nouns.

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

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

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