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: jog, fly, swim, run, drive

A: run
****
Q: blue, wave, current, timely, drink

A: timely
****
Q: egret, concrete pourer, derrick, crane, winch

A:
egret
****