Ἰλλῠριοί · Illyrioi — LSJ
Illyria, Illyrian, region, province of Illyria, speak the Illyrian language
Illyria, St.Byz.:—also Ἰλλυρίς, ἡ, Ptol. Geog. 2.16.1, App. Ill. 6; γονή S. Fr. 601:—Adj. Ἰλλυρικός, ή, όν, Illyrian: -κή, (sc. ἱστορία), ἡ, title of work by Appian: -κόν, τό, the region or province of Illyria, Ep.Rom. 15.19: Ἰλλυρίζω, speak the Illyrian language, St. Byz. s.v. Ἰλλυρία:—hence Adv. Ἰλλυριστί, ibid.