courtship vs entreaty

courtship and entreaty both are nouns.

Word	Noun	Adjective	Verb	Adverb
courtship	Yes	No	No	No
entreaty	Yes	No	No	No

As nouns, entreaty is a hypernym of courtship; that is, entreaty is a word with a broader meaning than courtship:

courtship: a man's courting of a woman; seeking the affections of a woman (usually with the hope of marriage)
entreaty: earnest or urgent request

Other hypernyms of courtship include appeal, prayer.

courtship (noun)	entreaty (noun)
a man's courting of a woman; seeking the affections of a woman (usually with the hope of marriage)	earnest or urgent request