"tosco y pesado" in English

clumpy- clunky

clunky- coarse- rough- artless- clodhopping- clumsy- graceless- heavy- rude- rugged- rustic- uncouth- basic- crude- earthy- unrefined- unpolished

Y

and- while- so- well

bore- muggle- nuisance- pill- smokestack- pain- pest- jerk

heavy- cumbrous- hefty- irksome- stodgy- stody- wearisome- blah- bothersome- close- indigestible- leaden- muggy- onerous- pestilential- ponderous- tedious- tiresome- troublesome- weary- weighty- windy- bloated- deep- oppressive- sultry- clinging- clingy- unpleasant

lumbering

sorrow- bereavement- regret- sadness- remorse

to weigh- to have influence- to measure out- to weigh in- to weigh out- to grieve- to be heavy