The Collaborative International Dictionary of English v.0.48:

papery \pa"per*y\ (p[=a]"p[~e]r*[y^]), a.
   Like paper; having the thinness or consistency of paper.
   --Gray.
   [1913 Webster]

WordNet (r) 3.0 (2006):

papery
    adj 1: thin and paperlike; "papery leaves"; "wasps that make
           nests of papery material"
    2: of or like paper [syn: chartaceous, papery, paperlike]

Moby Thesaurus II by Grady Ward, 1.0:

90 Moby Thesaurus words for "papery":
   airy, atrophied, attenuate, attenuated, boyish, breakable, brittle,
   cheap-jack, cobwebby, crumbly, dainty, delicate, delicately weak,
   desiccated, diaphanous, diluted, dried-up, effeminate, emaciated,
   ethereal, fine, fine-drawn, finespun, flimsy, fragile, frail,
   frangible, gauzy, gimcrack, gimcracky, girlish, gossamer,
   gossamery, gracile, insubstantial, jerry, jerry-built, lacy, light,
   lightweight, misty, namby-pamby, parchmenty, pasteboardy, puny,
   rare, rarefied, sere, shattery, shriveled, shrunken, sissified,
   sleazy, slender, slenderish, slight, slight-made, slim, slimmish,
   slinky, small, subtle, svelte, sylphlike, tacky, tenuous, thin,
   thin-bodied, thin-set, thin-spun, thinnish, threadlike,
   unsubstantial, vague, wasp-waisted, wasted, watered, watered-down,
   watery, weak, willowy, wilted, wiredrawn, wispy, withered, wizened,
   womanish, wrinkled, ,