adjective
1.
Synonyms: rough 1, asperous, craggy, harsh, jagged, scabrous, scraggy, uneven, unlevel, unsmooth
2.
Synonyms: severe 3, bitter, brutal, hard, harsh, inclement, intemperate, rigorous
Related Word: arduous, difficult
3.
Synonyms: harsh 3, dry, grating, hoarse, jarring, rasping, raucous, rough, stridulent, stridulous
4.
Synonyms: boorish , churlish, clownish, ill-bred, loutish, lubberly, lumpish, robustious, unpolished, unrefined
5.
Synonyms: tough 4, hardy
Related Word: brawny, burly, husky, muscular
Antonyms: fragile
6.
Synonyms: hard 6, difficult, formidable, heavy, knotty, laborious, operose, rough, strenuous, tough