clop vs clip-clop

clop and clip-clop both are nouns.

Word	Noun	Adjective	Verb	Adverb
clop	Yes	No	Yes	No
clip-clop	Yes	No	No	No

As nouns, clop and clip-clop are synonyms defined as:

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

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

clop (noun)	clip-clop (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

clop (verb)	clip-clop (verb)
make or move along with a sound as of a horse's hooves striking the ground