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

Category: computers
Words: hardware, sort mail, download, program, file
sort mail

Category: location (proximity)
Words: closer, close, adjacent, gated, right there
gated

Category: moral characteristic
Words: milky, fair, well, alright, impartial
milky