clump - noun

a grouping of a number of similar things

a compact mass

a heavy dull sound (as made by impact of heavy objects)

clump - verb

• make or move along with a sound as of a horse's hooves striking the ground
• come together as in a cluster or flock
• walk clumsily
• gather or cause to gather into a cluster

clump - thesaurus

ball   bunch   bundle   chunk   clod   clomp   clop   clunk   cluster   clustering   constellate   flock   glob   lump   plunk   thud   thump   thumping