split shift(n = noun.time) - a working shift divided into two periods of time with several hours in between;
is a kind of duty period, shift, work shift

banana split, day shift, doppler shift, evening shift, graveyard shift, lickety split, night shift, population shift, red shift, reverse split, reverse stock split, shift, shift key, shift register, split, split decision, split down, split dynamometer, split end, split hairs, split infinitive, split key, split level, split personality, split rail, split run, split second, split shot, split stitch, split stroke, split stuff, split switch, split the difference, split ticket, split up, split wheel, stick shift, stock split, swing shift, work shift