This is in contrast to disambiguating word senses to the refined senses of WoRDNET, where for instance, the average number of senses per noun is 7.8 and the average number of senses per verb is 12.0 for the set of 191 most ambiguous words investigated in<cite> (Ng and Lee, 1996)</cite> . We can readily collapse the refined senses of WORDNET into a smaller set if only a coarse (hot I will only focus on common noun in this paper and ignore proper noun.