Extinguish

himmentää

(to eclipse or obscure (someone or something) — see also eclipse, obscure)

sammuttaa

(to stop (fire, etc.) from burning; to stop (light, etc.) from shining — see also put out, quench)

sammuttaa

(to bring about the extinction of (a conditioned reflex))

tuhota

(to put an end to (something) completely — see also annihilate, destroy)