handgrip vs pommel

handgrip and pommel both are nouns.

Word	Noun	Adjective	Verb	Adverb
handgrip	Yes	No	No	No
pommel	Yes	No	Yes	No

As nouns, pommel is a hyponym of handgrip; that is, pommel is a word with a more specific, narrower meaning than handgrip:

handgrip: the appendage to an object that is designed to be held in order to use or move it
pommel: handgrip formed by the raised front part of a saddle

handgrip (noun)	pommel (noun)
the appendage to an object that is designed to be held in order to use or move it	handgrip formed by the raised front part of a saddle
	an ornament in the shape of a ball on the hilt of a sword or dagger
	a handgrip that a gymnast uses when performing exercises on a pommel horse

handgrip (verb)	pommel (verb)
	strike, usually with the fist