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: outdoor sport activity 
Words: hunt, row, wrestle, fish, hamster
hamster

Category: weather 
Words: fair, unprejudiced, raining, windy, endure
unprejudiced

Category: physical activity 
Words: dog, push, duck, squat, jog

dog