stumblebum vs clod

stumblebum and clod both are nouns.

Word	Noun	Adjective	Verb	Adverb
stumblebum	Yes	No	No	No
clod	Yes	No	No	No

As nouns, stumblebum and clod are synonyms defined as:

Other synonyms of stumblebum include gawk, goon, lout, lubber, lummox, lump, oaf.

stumblebum (noun)	clod (noun)
an awkward stupid person	a compact mass
a second-rate prize fighter	an awkward stupid person