earcuff vs ear cuff

earcuff and ear cuff both are nouns.

Word	Noun	Adjective	Verb	Adverb
earcuff	Yes	No	No	No
ear cuff	Yes	No	No	No

As nouns, earcuff and ear cuff are synonyms defined as:

earcuff and ear cuff: a non-pierced earring of varying size (i.e. small wrap or hook big enough to hang over the whole ear and dangle) worn on the rim of the ear.

Other synonyms of earcuff include ear hook earring, ear wrap.

earcuff (noun)	ear cuff (noun)
a non-pierced earring of varying size (i.e. small wrap or hook big enough to hang over the whole ear and dangle) worn on the rim of the ear.	a non-pierced earring of varying size (i.e. small wrap or hook big enough to hang over the whole ear and dangle) worn on the rim of the ear.