ruggedness
(noun)
noun
1. the property of being big and strong
Similar word(s): huskiness, toughness
Definition categories: attribute, strength
2. the quality of being topologically uneven
- the ruggedness of the mountains
Definition categories: attribute, unevenness, variability
3. the quality of being difficult to do
- the ruggedness of his exams caused half the class to fail
Similar word(s): hardness
Definition categories: attribute, difficultness, difficulty