ଅର୍ଥ : The quality of being topologically uneven.
							ଉଦାହରଣ : 
							The ruggedness of the mountains.
							
ଅର୍ଥ : The quality of being difficult to do.
							ଉଦାହରଣ : 
							He assigned a series of problems of increasing hardness.
							The ruggedness of his exams caused half the class to fail.
							
ସମକକ୍ଷ : hardness