rough
vulgar
Uneven, coarse, dry, gruff, violent...
The usual synonym is "rough" but it could also be harsh, or crude (coarse person or language).
Five exact and about thirty fairly exact.
Coarse, Vulgar, Ribald, Abusive, Obscene, Rude.
A homophone is a word that is pronounced the same as another word but differs in meaning and often in spelling, like "two," "to," and "too." A synonym for "grainy rough" could be "coarse textured."
Another word for rough would be rugged. You could also say choppy or coarse.
dirty, unpleasant, stinking, filthy, grubby, repellent, squalid, repulsive, obscene, crude, indecent, abusive, coarse, vulgar, lewd
That is a coarse piece of sandpaper! His coarse behavior will not be tolerated.
coarse course
It is coarse-grained.
not coarse at all