rugged
1 broken, bumpy, craggy, difficult, irregular, jagged, ragged, rocky, rough, stark, uneven
2 furrowed, leathery, lined, rough-hewn, strong-featured, weather-beaten, weathered, worn, wrinkled
3 austere, crabbed, dour, gruff, hard, harsh, rough, rude, severe, sour, stern, surly
4 barbarous, blunt, churlish, crude, graceless, rude, uncouth, uncultured, unpolished, unrefined
5 arduous, demanding, difficult, exacting, hard, harsh, laborious, rigorous, stern, strenuous, taxing, tough, trying, uncompromising
6 beefy (informal) brawny, burly, hale, hardy, husky (informal) muscular, robust, strong, sturdy, tough, vigorous, well-built
Antonyms
1 even, gentle, level, regular, smooth, unbroken
2 delicate, pretty, refined, smooth, unmarked, youthful
4 civil, courteous, cultivated, cultured, elegant, polished, polite, refined, sophisticated, subtle, urbane, well-bred
5 agreeable, easy, gentle, mild, pleasant, simple, soft, tender, uncomplicated, unexacting
6 delicate, feeble, fragile, frail, infirm, sickly, skinny, soft, weak