Where does “calmest” come from?

Calmest comes from Old English -st, Middle English -est, and Proto-Germanic -istaz, ultimately from Proto-Indo-European -istHos and -tós, forming the superlative suffix of the adjective calm.

calmest (English): superlative form of calm: most calm;...

Definitions

  1. superlative form of calm: most calm;...

Ancestry of “calmest”, step by step

StepLanguageWordMeaning
1EnglishcalmPeaceful, quiet, especially free from anger and...
2Middle Englishcalm
3Middle Frenchcalmecalm; still; windless
4Italiancalmacalm, stillness, peacefulness; tranquility, peace...
5Latincaumaheat; heat of the day
6Ancient Greekκαῦμαburning, glow, heat; fever; holes cut by cautery
7Ancient GreekκαίωI light, kindle, set on fire; I burn, burn up; I...
8Proto-Hellenic*káyyō
Every word from Proto-Hellenic *káyyōEvery word from Ancient Greek καίωEvery word from Ancient Greek καῦμα