ruggedness
 嶮峻;粗魯
 Rug·ged a.
 1. 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.
    The rugged bark of some broad elm.   --Milton.
 2. Not neat or regular; uneven.
    His well-proportioned beard made rough and rugged.   --Shak.
 3. Rough with bristles or hair; shaggy. “The rugged Russian bear.”
 4. Harsh; hard; crabbed; austere; -- said of temper, character, and the like, or of persons.
    Neither melt nor endear him, but leave him as hard, rugged, and unconcerned as ever.   --South.
 5. Stormy; turbulent; tempestuous; rude.
 6. Rough to the ear; harsh; grating; -- said of sound, style, and the like.
    Through the harsh cadence of a rugged line.   --Dryden.
 7. Sour; surly; frowning; wrinkled; -- said of looks, etc. “Sleek o'er your rugged looks.”
 8. Violent; rude; boisterrous; -- said of conduct, manners, etc.
 9. Vigorous; robust; hardy; -- said of health, physique, etc. [Colloq. U.S.]
 Syn: -- Rough; uneven; wrinkled; cragged; coarse; rude; harsh; hard; crabbed; severe; austere; surly; sour; frowning; violent; boisterous; tumultuous; turbulent; stormy; tempestuous; inclement.
 -- Rug*ged*ly adv. -- Rug*ged*ness, n.
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 ruggedness
      n : the property of being big and strong [syn: huskiness, toughness]