THESAURUS
two ply
Janus-like, ambidextrous, bifacial, bifold, biform, bilateral, binary, binate, biparous, bivalent, conduplicate, disomatous, double, double-faced, dual, duple, duplex, duplicate, filmy, foliaceous, foliated, geminate, geminated, in layers, lamellar, lamellate, lamellated, lamelliform, laminate, laminated, laminous, leaflike, leafy, membranous, scummy, second, secondary, spathic, spathose, stratified, stratiform, three-ply, twin, twinned, two-faced, two-level, two-sided, two-story, twofold