hǎng-khuân項圈

neckband

neckband (band worn around the neck as an ornament or protective device); necklet; choker

English Wiktionary, “項圈” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E9%A0%85%E5%9C%88 · confidence: Medium (Wiktionary, Hokkien)