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: stern, frank, weenie, brash, matter of fact

A: weenie
****
Q: pick, fret, string, fingerpick, sad

A: sad
****
Q: crane, swift, derrick, sandpiper, neck

A:
derrick
****