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]: condominium, duplex, studio, flat, level
[A]: level


[Q]: nervous, bored, emotional supports, chord, fret
[A]: chord


[Q]: firstrate, ticket, fine, calm, prison
[A]:
calm