cloud

an overspreading element that produces an atmosphere of gloom all day we were under a cloud until we heard the good news Synonyms darkness, pall, shadow Related Words fog, haze, mist, murk, penumbra, umbra; midnight, night; mantle, shroud, veil

1 to make dark, dim, or indistinct the diner's dark interior, clouded with smoke and grease Synonyms becloud, bedim, befog, blacken, blear, blur, darken, dim, dislimn, fog, fuzz (up), haze, mist, obscure, overcast, overcloud, overshadow, shadow, shroud Related Words adumbrate, blot out, conceal, eclipse, hide, obliterate, screen, shade; camouflage, cloak, cover, curtain, disguise, mask, veil Near Antonyms expose, reveal, uncover, unveil Antonyms brighten, illuminate, illumine, light (up), lighten

2 to make (something) unclear to the understanding cloud the issue with obscure statistics Synonyms becloud, befog, blur, confuse, fog, muddy, obfuscateRelated Words complicate, perplex, sophisticate; entangle, snarl, tangle; disarrange, disarray, discompose, dishevel, disorder, disrupt, disturb, jumble, mess (up), mix (up), muddle, scramble, shuffle, tousle, upsetNear Antonyms simplify, streamline; disentangle, straighten (out), undo, unravel, unscramble, untangle; decipher, decode; analyze, break downAntonyms clarify, clear (up), illuminate