Seven of the following eight 12-letter words have something in common and one does not. Which is the odd one out?

ambidextrous bankruptcies demographics harmoniously housewarming lexicography malnourished unforgivably

"Harmoniously" does not belong.  It is the only word in which a letter appears twice.

fyi, the longest word without any repeating letters is

'dermatoglyphics'.

Posted by hoodat on 2010-11-11 17:56:44