THESAURUS
Twill
braid, crease, crimp, crisp, dog-ear, double, double over, enfold, enlace, entwine, flounce, flute, fold, fold over, frill, gather, infold, interfold, interknit, interlace, intertie, intertissue, intertwine, intertwist, interweave, intort, knit, lace, lap over, loom, loop, mat, net, noose, plait, plat, pleach, pleat, plicate, ply, quill, raddle, ruff, ruffle, splice, tissue, tuck, turn over, twine, twist, wattle, weave, web, wreathe
ROGET THESAURUS
Twill
Crossing
N
crossing, intersection, interdigitation, decussation, transversion, convolution, level crossing, reticulation, network, inosculation, anastomosis, intertexture, mortise, net, plexus, web, mesh, twill, skein, sleeve, felt, lace, wicker, mat, matting, plait, trellis, wattle, lattice, grating, grille, gridiron, tracery, fretwork, filigree, reticle, tissue, netting, mokes, rivulation, cross, chain, wreath, braid, cat's cradle, knot, entangle, cloth, linen, muslin, cambric, crossing, crossed, matted, v, transverse, cross, cruciform, crucial, retiform, reticular, reticulated, areolar, cancellated, grated, barred, streaked, textile, crossbarred, cruciate, palmiped, secant, web-footed, cross, thwart, athwart, transversely, at grade, crosswise.
VB
cross, decussate, intersect, interlace, intertwine, intertwist, interweave, interdigitate, interlink, twine, entwine, weave, inweave, twist, wreathe, anastomose, inosculate, dovetail, splice, link, lace, tat, mat, plait, plat, braid, felt, twill, tangle, entangle, ravel, net, knot, dishevel, raddle.
Convolution
VB
be convoluted, wind, twine, turn and twist, twirl, wave, undulate, meander, inosculate, entwine, intwine, twist, coil, roll, wrinkle, curl, crisp, twill, frizzle, crimp, crape, indent, scollop, scallop, wring, intort, contort, wreathe.
Fold
VB
fold, double, plicate, plait, crease, wrinkle, crinkle, crankle, curl, cockle up, cocker, rimple, rumple, flute, frizzle, frounce, rivel, twill, corrugate, ruffle, crimple, crumple, pucker, turn down, double down, down under, tuck, ruck, hem, gather.