bracelet vs watchband

bracelet and watchband both are nouns.

Word	Noun	Adjective	Verb	Adverb
bracelet	Yes	No	No	No
watchband	Yes	No	No	No

As nouns, bracelet and watchband are synonyms defined as:

bracelet and watchband: a band of cloth or leather or metal links attached to a wristwatch and wrapped around the wrist

Other synonyms of bracelet include watch bracelet, watchstrap, wristband.

bracelet (noun)	watchband (noun)
jewelry worn around the wrist for decoration	a band of cloth or leather or metal links attached to a wristwatch and wrapped around the wrist
a band of cloth or leather or metal links attached to a wristwatch and wrapped around the wrist