cumbersome vs cumbrous

cumbersome and cumbrous both are adjectives.

Word	Noun	Adjective	Verb	Adverb
cumbersome	No	Yes	No	No
cumbrous	No	Yes	No	No

As adjectives, cumbersome and cumbrous are synonyms defined as:

cumbersome and cumbrous: difficult to handle or use especially because of size or weight

cumbersome (adjective)	cumbrous (adjective)
not elegant or graceful in expression	difficult to handle or use especially because of size or weight
difficult to handle or use especially because of size or weight