clowder

from WordNet (r) 3.0 (2006)
clowder
    n 1: a group of cats
    
from The Collaborative International Dictionary of English v.0.48
clowder \clowder\ n. [from clodder, dial. variant of {clotter},
   to clot, huddle together. --RHUD]
   a group of cats.
   [WordNet 1.5]
    

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