grummet vs grommet

grummet and grommet both are nouns.

Word	Noun	Adjective	Verb	Adverb
grummet	Yes	No	No	No
grommet	Yes	No	No	No

As nouns, grummet and grommet are synonyms defined as:

grummet and grommet: fastener consisting of a metal ring for lining a small hole to permit the attachment of cords or lines

Other synonyms of grummet include cringle, eyelet, loop.

grummet (noun)	grommet (noun)
fastener consisting of a metal ring for lining a small hole to permit the attachment of cords or lines	fastener consisting of a metal ring for lining a small hole to permit the attachment of cords or lines