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: cold, deal, make the grade, unprejudiced, fair

A: unprejudiced
****
Q: fat, ugly, sugar, salt, protein

A: ugly
****
Q: spatula, panel, plastic, glass, translucent fabric

A:
spatula
****