battle-ax vs poleaxe

battle-ax and poleaxe both are nouns.

Word	Noun	Adjective	Verb	Adverb
battle-ax	Yes	No	No	No
poleaxe	Yes	No	Yes	No

As nouns, poleaxe is a hyponym of battle-ax; that is, poleaxe is a word with a more specific, narrower meaning than battle-ax:

Other hyponyms of battle-ax include Lochaber ax, poleax.

battle-ax (noun)	poleaxe (noun)
a broadax used as a weapon	a battle ax used in the Middle Ages; a long handled ax and a pick
a sharp-tongued domineering wife	an ax used to slaughter cattle; has a hammer opposite the blade

battle-ax (verb)	poleaxe (verb)
	fell with or as if with a poleax