plenty, satiety, Irish sáth, sáith, Early Irish sáith: *sâti-; Gothic sóþ;, satiety, German satt (adj.); Lithuanian sótis; Latin sat, enough, satur, full, whence English satisfy, etc.
II
thrust, transfix, Irish sáthadh, a thrust, push, Middle Irish sáthud, driving, thrusting, Early Irish sádim (L.U.), Old Irish im-sadaim, jacio, Welsh hodi, shoot; possibly from sô, sê, hurl, as in sìol: