Given a set of five words, generate the word from the set that does not belong (i.e. is the least relevant) with the other words. Words are separated by commas.

Example Input: dally, misuse, fritter, whittle, patty
Example Output: patty

Example Input: crane, pelican, egret, hummingbird, upraise
Example Output: upraise

Example Input: shut, locked, near, out of service, close
Example Output:
near