Strong's H2833חֹשֶׁן: perhaps a pocket (as holding the Urim and Thummim), or rich (as containing gems), used only of the gorget of the highpriest KJV:breastplate.
Meanings: Brown-Driver-Briggs (1906) and Strong's Hebrew Dictionary (1890), public domain, via the Open Scriptures Hebrew Bible Project (CC BY 4.0). TWOT numbers for reference only.
Root family 772: חשׁןḥšn — be excellent, beautiful, beauty, all excellence