instruction:
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.
question:
space, file, answer calls, fax, support
answer:
space


question:
concerned, fret, notes, frustrated, worried
answer:
notes


question:
calf, buck, fawn, kid, pester
answer:

pester