-TY Meaning of -TY in English ~ 1■ suffix forming nouns denoting quality or condition such as beauty .Originvia OFr. from L. -tas , -tat- . ———————— ~ 2■ suffix denoting specified groups of ten: forty. OriginOE -tig . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004