Synonyms and related words :
blear, bleared, bleary, blurred, blurry, confused, dark, dim, faint, feeble, filmy, foggy, fuzzy, half-seen, half-visible, hazy, ill-defined, inconspicuous, indefinite, indistinct, indistinguishable, low-profile, merely glimpsed, misty, obscure, out of focus, pale, semivisible, shadowy, uncertain, unclear, undefined, unplain, vague, weak