fenestralla

fenestralla, ~us [AN fenestral, fenestrele < fenestrella] , little window. 1236 in inferiori parte earundem verinarum quidam ~i ad aperiendum et claudendum KR Ac 530/1 (cf. Cal. Liberate VI 2417); c1385 super diversis fenestrallis in garderoba regis ibidem factis KR Ac 473/2 m. 4; 1392 pro j virga tele Flandrie pro j fenestralla Ac. H. Derby 157; ~a, fenestralle PP.