shade, shadiness, shadowiness -- (relative darkness caused by light rays being intercepted by an opaque body; "it is much cooler in the shade"; "there's too much shadiness to take good photographs")
shade, tint, tincture, tone -- (a quality of a given color that differs slightly from another color; "after several trials he mixed the shade of pink that she wanted")
shade -- (protective covering that protects something from direct sunlight; "they used umbrellas as shades"; "as the sun moved he readjusted the shade")
nuance, nicety, shade, subtlety, refinement -- (a subtle difference in meaning or opinion or attitude; "without understanding the finer nuances you can't enjoy the humor"; "don't argue about shades of meaning")
shade -- (a position of relative inferiority; "an achievement that puts everything else in the shade"; "his brother's success left him in the shade")
tad, shade -- (a slight amount or degree of difference; "a tad too expensive"; "not a tad of difference"; "the new model is a shade better than the old one")
ghost, shade, spook, wraith, specter, spectre -- (a mental representation of some haunting experience; "he looked like he had seen a ghost"; "it aroused specters from his past")
shade -- (a representation of the effect of shadows in a picture or drawing (as by shading or darker pigment))