skin deep

adjective

Roget 209: shallow, slight, superficial; skin deep, ankle deep, knee deep; just enough to wet one's feet; shoal, shoaly^†.   

Moby thesaurus: ankle-deep, cortical, cursory, cutaneous, depthless, dermal, dermic, ecderonic, ectodermal, ectodermic, endermatic, endermic, epicarpal, epidermal, epidermic, few, footling, furry, hypodermal, hypodermic, inconsequential, inconsiderable, insignificant, jejune, knee-deep, light, little, low, meager, miniature, negligible, no great shakes, not deep, on the surface, petty, picayune, picayunish, shallow, shallow-rooted, shoal, short, skinny, slight, small, subcutaneous, superficial, surface, testaceous, thin, tiny, trifling, trivial, unprofound ... show more.

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