Darken1. (v.) To make dark or black; to deprive of light; to obscure; as, a darkened room.
2. (v.) To render dim; to deprive of vision.
3. (v.) To cloud, obscure, or perplex; to render less clear or intelligible.
4. (v.) To cast a gloom upon.
5. (v.) To make foul; to sully; to tarnish.
6. (v. i.) To grow or darker.
Thesaurus Entries
attaint, bandage, beat down, becloud, bedarken, bedaub, bedazzle, bedim, befog, begloom, bemist, benight, besmear, besmirch, besmoke, bestain, black, black out, blacken, blackwash, blanch, blind, blind the eyes, blindfold, block the light, blot, blot out, blotch, blur, blush, brand, brown, cast a shadow, cast down, change color, charcoal, clabber up, cloud, cloud over, cloud up, color, cork, crimson, damp, dampen, dampen the spirits, darken over, darkle, dash, daub, daze, dazzle, deject, denigrate, depress, deprive of sight, dim, dim out, dinge, dirty, discolor, discourage, dishearten, dispirit, dusk, ebonize, eclipse, encloud, encompass with shadow, enmist, excecate, flush, fog, glare, gloam, gloom, glow, gouge, grow dark, grow dim, haze, hoodwink, ink, knock down, look black, lower, lower the spirits, make blind, mantle, mark, melanize, mist, murk, nigrify, nubilate, obfuscate, obnubilate, obscure, obumbrate, occult, occultate, opaque, oppress, overcast, overcloud, overshadow, oversmoke, pale, press down, redden, sadden, scorch, sear, shade, shadow, singe, sink, slubber, slur, smear, smirch, smog, smoke, smudge, smut, smutch, snow-blind, soil, somber, soot, strike blind, taint, tarnish, turn color, turn pale, turn red, weigh heavy upon, weigh upon, whiten