borrowed from Anglo-French (Middle French couronnette, Old French coronete), from corone, corounecrown entry 1 + -ette, -ete-ette
coronet
noun
Synonyms
a decorative band or wreath worn about the head as a symbol of victory or honor //the prince wore a small gold coronet to aria-label='example sentence:'>//the prince wore a small gold coronet to denote his rank