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2015-08-17T16:55:25+08:00

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Roughness.

Abstract nouns refer to the things which doesn't have a physical form, like ideas, states, qualities. We can neither touch it or see it. 

They can be created from nouns by adding a proper suffix. Common suffixes are -hood (brotherhood), -ness (roughness, kindness), -ship (friendship), -dom (freedom), etc. 


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