roial

Adjective

 * 1) * Late 14th century: This Cambyuskan, of which I have yow toold, / In roial vestiment sit on his deys — Geoffrey Chaucer, ‘The Squire's Tale’, Canterbury Tales
 * 1) * Late 14th century: This Cambyuskan, of which I have yow toold, / In roial vestiment sit on his deys — Geoffrey Chaucer, ‘The Squire's Tale’, Canterbury Tales

Etymology
From. The original ending -el was progressively substituted by the more Latinate -al. , which was entirely borrowed from Latin.

Adjective

 * 1) royal