caoin

I

kind, mild, so Irish, Old Irish càin, kind, beautiful Welsh cain?: *koini-, root koi, kei of caomh, q.v. Stokes gives base as kaini-, and Bezzenberger compares Greek $$Gkaínusqai, excel, Church Slavonic sina$$?ti, gleam forth. If the base idea were "beauty", English shine might be compared.

II

the exterior surface of cloth, right side, rind, sward; from caoin, gentle, polished?

III

weep, so Irish, Old Irish cóinim, cáinim, Old Welsh cuinhaunt, deflebunt, Breton couen, queiniff, *koiniô; qein, qîn; English whine, Norse hvína, whirr; Greek $$Gkinurós, wailing. See caoidh.