ruggedness

rug·ged  (rgd)

adj.

1. Having a rough irregular surface. See Synonyms at rough.

2. Having strong features marked with furrows or wrinkles: the rugged face of the old sailor.

3. Having a sturdy build or strong constitution: a rugged trapper who spent months in the wilderness.

4. Tempestuous; stormy: the rugged weather of the North Atlantic.

5. Demanding great effort, ability, or endurance: the rugged conditions of barracks life.

6. Lacking culture or polish; coarse and rude: rugged manners and ribald wit.

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[Middle English, shaggy, of Scandinavian origin.]

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rugged·ly adv.

rugged·ness n.

Thesaurus

Noun	1.	ruggedness - the property of being big and strong huskiness, toughness strength - the property of being physically or mentally strong; "fatigue sapped his strength"
	2.	ruggedness - the quality of being topologically uneven; "the ruggedness of the mountains" unevenness, variability - the quality of being uneven and lacking uniformity hilliness - the quality of being hilly; "the hilliness of West Virginia"
	3.	ruggedness - the quality of being difficult to do; "he assigned a series of problems of increasing hardness"; "the ruggedness of his exams caused half the class to fail" hardness difficultness, difficulty - the quality of being difficult; "they agreed about the difficulty of the climb"