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Synonyms of noxious in English:


  • 1 noxious fumes
    poisonous, toxic, deadly, harmful, dangerous, pernicious, damaging, destructive;
    unpleasant, nasty, disgusting, awful, dreadful, horrible, terrible;
    vile, revolting, foul, nauseating, appalling, offensive;
    malodorous, fetid, putrid
    informal ghastly, horrid
    literary noisome
    [Antonyms] innocuous
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