cingalese
Webster's Dictionary (GCIDE)
Cingalese \Cin`ga*lese"\, n. sing. & pl. [Cf. F. Cingalais.] A native or natives of Ceylon descended from its primitive inhabitants; also (sing.), the language of the Cingalese. -- a. Of or pertaining to the Cingalese. [Written also Singhalese.] [1913 Webster]
Note: Ceylonese is applied to the inhabitants of the island in general. [1913 Webster]