The Collaborative International Dictionary of English v.0.48:

Ripply \Rip"ply\, a.
   Having ripples; as, ripply water; hence, resembling the sound
   of rippling water; as, ripply laughter; a ripply cove.
   --Keats.
   [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

38 Moby Thesaurus words for "ripply":
   broken, bumpy, choppy, coarse, coarse-grained, corrugated,
   cross-grained, grainy, granulated, homespun, horripilant, inequal,
   irregular, jolty, linsey-woolsey, pimply, pitted, pocky, potholed,
   rank, rough, rough-cast, rough-grained, rough-hewn, ruffled,
   rutted, rutty, shagged, shaggy, textured, uneven, unkempt, unlevel,
   unpolished, unrefined, unsmooth, ununiform, wimpled