furket vs polearm

furket and polearm both are nouns.

Word	Noun	Adjective	Verb	Adverb
furket	Yes	No	No	No
polearm	Yes	No	No	No

As nouns, polearm is a hypernym of furket; that is, polearm is a word with a broader meaning than furket:

furket: A forked pole, about four feet in length, used as a support for muskets.
polearm: a close combat weapon in which the main fighting part of the weapon is fitted to the end of a long shaft, typically of wood, thereby extending the user's effective range.

Other hypernyms of furket include support, pole weapon.

furket (noun)	polearm (noun)
A forked pole, about four feet in length, used as a support for muskets.	a close combat weapon in which the main fighting part of the weapon is fitted to the end of a long shaft, typically of wood, thereby extending the user's effective range.