sackbut vs trombone

sackbut and trombone both are nouns.

Word	Noun	Adjective	Verb	Adverb
sackbut	Yes	No	No	No
trombone	Yes	No	No	No

As nouns, trombone is a hypernym of sackbut; that is, trombone is a word with a broader meaning than sackbut:

sackbut: a medieval musical instrument resembling a trombone
trombone: a brass instrument consisting of a long tube whose length can be varied by a U-shaped slide

sackbut (noun)	trombone (noun)
a medieval musical instrument resembling a trombone	a brass instrument consisting of a long tube whose length can be varied by a U-shaped slide