(initialism)

Sonymad's grunting exceeded far beyond ear-rape level, and even Birchley's ears started to ring.

resp review

The United Kingdoms of Sweden and Norway, also known variously as the United Kingdoms, Sweden and Norway or Sweden–Norway, was a personal union of the separate kingdoms of Sweden and Norway under a common monarch and common foreign policy that lasted from 1814 until its peaceful dissolution in 1905.