extinguish
Pronunciation: /ɪkˈstɪŋgwɪʃ, ɛk-/
verb
- cause (a fire or light) to cease to burn or shine: firemen were soaking everything to extinguish the blaze
- put an end to; destroy: hope is extinguished little by little
- subdue or reduce (someone) to silence: a look which would have extinguished any man
- cancel (a debt) by full payment: the debt was absolutely extinguished
- Law render (a right or obligation) void: rights of common pasture were extinguished

Origin:
mid 16th century: from Latin exstinguere, from ex- 'out' + stinguere 'quench'. Compare with distinguish