The correct answer to this open question is the following.
The most likely definition of the word cumbersome is something that is difficult to carry because is so heavy. Another meaning is a complicated situation that needs to be addressed. Some synonyms of the word cumbersome can be ponderous, clumsy or awkward. "Cumbersome" is commonly applied when we have a specially difficult situation, moment or problem that invite us to attend to keep on moving to do other things.