Code golf: find all anagrams

Question

A word is an anagram if the letters in that word can be re-arranged to form a different word.

Task:

• The shortest source code by character count to find

Answer 1

Python, O(n^2)

import sys;
words=sys.stdin.readlines()
def s(x):return sorted(x.lower());
print '\n'.join([''.join([a.replace('\n',' ') for a in words if(s(a)==s(w))]) for w in words])