verb
1.
to cause to cease burning
firemen extinguishing the blaze
Synonyms: douse, ||dout, out, put out, quench, ||squench
Related Word: blow out, snuff out; smother
Contrasted words: fire, kindle, start; torch
Antonyms: ignite
2.
Synonyms: annihilate 2, abate, abolish, blot out, eradicate, exterminate, extirpate, root out, uproot, wipe (out)
Related Word: erase, expunge, obliterate
3.
Synonyms: crush 5, annihilate, put down, quash, quell, quench, squash, suppress
Related Word: check; smother, stifle; snuff (out); choke (out), trample (down)
Idioms: put the lid ( or the kibosh) on
Contrasted words: encourage, fire (up)
Antonyms: inflame