1. (n.) Full of asperities on the surface; broken into sharp or irregular points, or otherwise uneven; not smooth; rough; as, a rugged mountain; a rugged road.

2. (n.) Not neat or regular; uneven.

3. (n.) Rough with bristles or hair; shaggy.

4. (n.) Harsh; hard; crabbed; austere; -- said of temper, character, and the like, or of persons.

5. (n.) Stormy; turbulent; tempestuous; rude.

6. (n.) Rough to the ear; harsh; grating; -- said of sound, style, and the like.

7. (n.) Sour; surly; frowning; wrinkled; -- said of looks, etc.

8. (n.) Violent; rude; boisterous; -- said of conduct, manners, etc.

9. (n.) Vigorous; robust; hardy; -- said of health, physique, etc.

Herculean Spartan Spartanic abstruse adamantine arduous asperous astringent austere authoritarian beefy bitter bold bouncing brawny broken brutal bulky bumpy burdensome burly churlish clownish cockled cockly complex corrugate corrugated cragged craggy creased crimped crimpy crinkled crinkly critical crude crumpled delicate demanding dense difficile difficult doughty dour dry durable enduring exacting exigent firm flush forceful forcible forcy formidable full-blooded full-strength furrowed grating gravelly grim gutsy gutty hairy hale hale and hearty hard hard as nails hard-earned hard-fought hardy harsh hearty heavy hefty hoarse husky ill-bred inclement independent individualistic intemperate intricate iron-hard ironbound irregular jagged jaggy jarring jawbreaking knitted knotted knotty laborious lasting loutish lubberly lumpish lusty massive mean meticulous mighty muscular nervy no picnic not easy obstinate onerous operose pitted potent powerful puckered puckery puissant pursed pursy ragged rasping raucous red-blooded ridged rigorous rimpled rippled robust robustious robustuous rockbound rocky rough rough-and-ready rucked rude rugose rugous rumpled saw-toothed sawtooth scabrous scragged scraggly scraggy self-confident self-reliant self-sufficient serrate serrated set with thorns severe snagged snaggled snaggy solid sound spiny stable stalwart steady steely steep stern stony stout strapping strenuous strict stridulous stringent strong strong as brandy strong as strong strong-willed sturdy thorny ticklish toilsome tough tricky uncivilized uncouth uncultured uneven ungentle ungraceful unlevel unpolished unrefined unsmooth unsparing unyielding uphill vigorous vital well-built well-constructed well-founded well-grounded well-made wicked wrinkled wrinkly