Search Result for "squabbler": 
Wordnet 3.0

NOUN (1)

1. someone who quarrels about a small matter; 



The Collaborative International Dictionary of English v.0.48:

Squabbler \Squab"bler\ (-bl[~e]r), n.
   One who squabbles; a contentious person; a brawler.
   [1913 Webster]


WordNet (r) 3.0 (2006):

squabbler
    n 1: someone who quarrels about a small matter