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.

[Q]: schedule, errands, file, schedule appointments, hardware
[A]: hardware


[Q]: egret, mallet, tackle, davit, crane
[A]: tackle


[Q]: bow, bridge, deck, punch, dock
[A]:
punch