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.

[Q]: Category: store status 
Words: shut, locked, near, out of service, close
[A]: near


[Q]: Category: physical property 
Words: protein, pasty, fat, thin, angular momentum
[A]: protein


[Q]: Category: social gathering 
Words: bar, discothek, burger, cinema, club
[A]:
burger