Where does “unflat” come from?

unflat (English) comes from English flat, from Scots flet, from Middle English flet, from Old English flet, from Proto-Germanic flatją, from Proto-Germanic flataz, from Proto-Indo-European plÁt-.

unflat (English): Not flat

Definitions

  1. Not flat

Ancestry of “unflat”, step by step

unflat traces back through two separate lines of ancestry.

via English flat

StepLanguageWordMeaning
1EnglishflatHaving no variations in height; Without...
2Scotsfletinner part of a house
3Middle Englishfletthe floor, ground; a dwelling, habitation, house,...
4Old Englishfletthe floor, ground; a dwelling, habitation, house,...
5Proto-Germanicflatjąa level surface; level ground; the floor of a...
6Proto-Germanicflatazflat
7Proto-Indo-EuropeanplÁt-

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European plÁt-Every word from Proto-Germanic flatazEvery word from Proto-Germanic flatją