ஒண்
on
ஒண்ணு, def. verb. be possible, able; 2. be proper, fit, பொருந்து. நீ அப்படிச்செய்ய ஒண்ணாது, you must not do so. ஒண்ணல், v. n. being possible. ஒண்ணாத காரியம், --செயல், an improper, unbecoming thing, action; an impossible thing or action. ஒண்ணாமை, neg. v. n. inability; unfitness, impropriety.
J.P. Fabricius Dictionary