coronet (n.) 1
small crown [inferior to one worn by the sovereign]
1H6 V.iv.134 [Alen??on to Winchester, of Charles] Must he then ... / Adorn his temples with a coronet
JC I.ii.236 [Casca to Brutus, of offering Caesar a crown] 'twas not a crown neither, 'twas one of these coronets
KL I.i.139 [Lear to Cornwall and Albany] This coronet part between you
KL I.i.33 [stage direction] Enter one bearing a coronet
Tem I.ii.114 [Prospero to Miranda, of Antonio's attitude towards Naples] do him homage, / Subject his coronet to his crown