Where does “flatly” come from?

Flatly comes from English flat plus the Middle English adverbial suffix -ly, derived from Old English -līċ, from Frankish flatjan meaning "to make flat," ultimately from Proto-Indo-European plāk- and pelh₂- meaning "to spread."

flatly (English): In a physically flat or level manner; In a...

Definitions

  1. In a physically flat or level manner; In a...

Ancestry of “flatly”, step by step

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-
Every word from Proto-Indo-European plÁt-
flatly — Etymology, Origin & Word History | Etymology Explorer