a. Incapable of being quenched; inextinguishable; as, quenchless fire or fury. “Once kindled, quenchless evermore.” Byron. [ 1913 Webster ]
Syn. -- Inextinguishable; unquenchable. [ 1913 Webster ]
-- Quench"less*ly, adv. -- Quench"less*ness, n. [ 1913 Webster ]