royal

Belonging to or befitting a supreme ruler.

“treated with royal acclaim”

“the royal carriage of a stag's head”

Being of the rank of a monarch.

“of royal ancestry”

“princes of the blood royal”

Invested with royal power as symbolized by a crown.

“the royal (or crowned) heads of Europe”

Stag with antlers of 12 or more branches.

A sail set next above the topgallant on a royal mast.

Of or relating to or indicative of or issued or performed by a king or queen or other monarch.

“the royal party”

“the royal crest”

Established or chartered or authorized by royalty.