Synonyms of foul in English:

foul

adjective

  • 2 a pile of foul laundry
    squalid, sordid, soiled, sullied, scummy;
    rotten, defiled, decaying, putrid, putrefied, smelly, fetid
    informal cruddy, yucky, icky, skeevy
    rare feculent
    [Antonyms] clean
  • 3 he had been foul to her
    unkind, malicious, mean, nasty, unpleasant, unfriendly, spiteful, cruel, vicious, base, malevolent, despicable, contemptible
    informal horrible, horrid, rotten
    [Antonyms] pleasant, kind
  • 4 foul weather
    inclement, unpleasant, disagreeable, bad;
    rough, stormy, squally, gusty, windy, blustery, wild, blowy, rainy, wet
    [Antonyms] fair
  • 5 foul drinking water
    contaminated, polluted, infected, tainted, impure, filthy, dirty, unclean
    rare feculent
    [Antonyms] clean
  • 6 a foul deed
    evil, wicked, bad, wrong, immoral, sinful, vile, dishonorable, corrupt, iniquitous, depraved, villainous, nefarious, vicious, malicious;
    malevolent, sinister, demonic, devilish, diabolical, fiendish, dark;
    monstrous, shocking, despicable, atrocious, heinous, odious, contemptible, horrible, execrable
    informal lowdown, dirty
    [Antonyms] righteous
  • 7 foul language
    [Antonyms] mild
  • 8 a foul tackle
    illegal;
    unfair, unsporting, unsportsmanlike, below the belt, dirty
    [Antonyms] fair
  • verb

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  • 1 the river had been fouled with waste
    dirty, infect, pollute, contaminate, poison, taint, sully, soil, stain, blacken, muddy, splash, spatter, smear, blight, defile, make filthy
    [Antonyms] clean up
  • 2 the vessel had fouled her nets
    tangle up, entangle, snarl, catch, entwine, enmesh, twist
    [Antonyms] disentangle
  • Definition of foul in:

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    Pronunciation: dɪˈmɒrəlʌɪz
    verb
    cause (someone) to lose confidence or hope