English

flat-warming

From flat + warming, after housewarming.

A compound of flat + warming

Proto-Germanic *flataz ‘flat’

Old Norse flatr ‘flat, level’

Middle English flat ‘level’

English flat

Proto-West Germanic *warmīngu

Old English wærming

Middle English warmyng

Today it means

noun A party to celebrate moving into a new flat (apartment).

Language periods are conventional ranges, not dates for this word.

Etymograph / flat-warming