minstrel vs poet-singer

minstrel and poet-singer both are nouns.

Word	Noun	Adjective	Verb	Adverb
minstrel	Yes	No	Yes	No
poet-singer	Yes	No	No	No

As nouns, minstrel and poet-singer are synonyms defined as:

Other synonyms of minstrel include folk singer, jongleur, troubadour.

minstrel (noun)	poet-singer (noun)
a singer of folk songs	a singer of folk songs
a performer in a minstrel show

minstrel (verb)	poet-singer (verb)
celebrate by singing, in the style of minstrels