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: aesthetic characteristic 
Words: level, fair, milky, sunny, well
sunny

Category: baby animals 
Words: calf, fawn, cub, cute, woods
cute

Category: card games 
Words: bridge, whisky, slapjack, gin, go fish

whisky