clippety-clop vs clumping

clippety-clop and clumping both are nouns.

Word	Noun	Adjective	Verb	Adverb
clippety-clop	Yes	No	No	No
clumping	Yes	No	No	No

As nouns, clippety-clop and clumping are synonyms defined as:

clippety-clop and clumping: the sound of a horse's hoofs hitting on a hard surface

Other synonyms of clippety-clop include clip-clop, clop, clopping, clunking.

clippety-clop (noun)	clumping (noun)
the sound of a horse's hoofs hitting on a hard surface	the sound of a horse's hoofs hitting on a hard surface