Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. 1979, 1986 © Harper Collins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Cite This Source "to change, exchange" (see mutable). second element in common (adj.), a word with a sense evolution parallel to that of this word. (a secondary sense in Old English was "false, wicked"). second element in common (adj.), a word with a sense evolution parallel to that of this word. (a secondary sense in Old English was "false, wicked").