Where does “fastest” come from?

Fastest comes from Old English fæst, from Proto-Germanic fastuz, from a Proto-Indo-European root meaning firm or fixed.

fastest (English): superlative form of fast: most fast; superlative...

Definitions

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

Ancestry of “fastest”, step by step

StepLanguageWordMeaning
1EnglishfastFirmly or securely fixed in place; stable; Firm...
2Middle Englishfastfast quickly
3Old Englishfæstefirmly, fastly, tightly
4Old English-eforming adverbs from adjectives; -ly
5Old English-enmæġþ + API → mæġden; cocc + API → cycen, cicen;...
6Old Norse-innUsed to create adjectives from nouns, meaning...
7Proto-Norse-īna-
8Proto-Germanic-īnaz-en
9Proto-Indo-European-iHnosCreates adjectives of materials
10Proto-Indo-European-no-adjectival suffix
Every word from Proto-Indo-European -no-
fastest — Etymology, Origin & Word History | Etymology Explorer