clop

from WordNet (r) 3.0 (2006)

clop
    n 1: the sound of a horse's hoofs hitting on a hard surface
         [syn: {clip-clop}, {clippety-clop}, {clop}, {clopping},
         {clunking}, {clumping}]
    v 1: make or move along with a sound as of a horse's hooves
         striking the ground [syn: {clop}, {clump}, {clunk},
         {plunk}]

from Moby Thesaurus II by Grady Ward, 1.0

40 Moby Thesaurus words for "clop":
      bump, chink, click, clink, clump, clunk, crump, drub, dull thud,
      flick, flump, footfall, footstep, hippety-hop, hoofbeat, hop, jump,
      pace, pad, pat, patter, pitapat, pitter-patter, plump, plunk, pop,
      rap, skip, stamp, step, stomp, stride, tap, thud, thump, tick,
      tinkle, trample, tread, tunk

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