cumaisc1, v.t. & i. (pres. -ascann, vn. -asc, pp. ~the). 1. Mix together; blend, combine, compound. Rud a chumasc le rud, to combine sth. with sth. Dathanna a chumasc (le chéile), to blend colours. Tae, tobac, a chumasc, to blend tea, tobacco. Deoch a chumasc, to compound a drink. 2. Cohabit (le, with).