lecture vs reprimand

lecture and reprimand both are nouns.

Word	Noun	Adjective	Verb	Adverb
lecture	Yes	No	Yes	No
reprimand	Yes	No	Yes	No

As nouns, reprimand is a hypernym of lecture; that is, reprimand is a word with a broader meaning than lecture:

Other hypernyms of lecture include rebuke, reprehension, reproof, reproval.

As verbs, lecture and reprimand are synonyms defined as:

lecture (noun)	reprimand (noun)
teaching by giving a discourse on some subject (typically to a class)	an act or expression of criticism and censure
a speech that is open to the public
a lengthy rebuke

lecture (verb)	reprimand (verb)
censure severely or angrily	rebuke formally
deliver a lecture or talk	censure severely or angrily