other

See:

a significant other at each other's throats bat for the other side be at each other's throats be laughing on the other side of face be neither one thing nor the other better half cancel each other out Catch me later drop the other shoe every other go from one extreme to the other go in one ear and out the other Half the world knows not how the other half lives have bigger fish to fry have the shoe on the other foot head and shoulders above [the others rest etc.] how the other half lives in one ear and out the other in other words

laugh out of the other side of face and laugh out of the other ... live in each other's pockets look the other way made for each other mate with Maybe some other time none other than on the one hand...on the other hand on the other on the other hand one after the other one way or the other or other other place other side of the tracks other than other things being equal other times, other manners other way round pass by on the other side

Pull the other leg! put one foot in front of the other rose by any other name would smell as sweet shoe is on the other foot six of one and half a dozen of the other six of one, half a dozen of the other somehow or other something or other the boot is on the other foot The grass is always greener on the other side the other day the other side of the coin the other side of the tracks the shoe is on the other foot the wrong side of the tracks try to catch you some other time turn the other cheek turn the other way up one side and down the other wait for the other shoe to drop