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]: current, timely, prompt, drink, do tests
[A]: drink


[Q]: stingray, row, raft, hunting, fish
[A]: stingray


[Q]: format, correspondence, make coffee, errands, file
[A]:
format