Quits on the phone like Polly? (6)

I haven't cracked this one yet — but the brilliant team at Fifteensquared have:

Sound-alike (on the phone = heard) of PARROTY (like a parrot = like Polly). I’m sure some will say that they pronounce the I and O in these two words differently, but it’s close enough for me. As in “call it quits” = no advantage to either side = parity.