Where does “fasti” come from?

fasti (Esperanto) comes from Yiddish פֿאַסטן, from Middle High German vasten, from Old High German fastēn, from Proto-West Germanic *fastēn, from Proto-Germanic fastāną, from Proto-Germanic -āną, from Proto-Germanic -ajaną, from Proto-Indo-European -oyéti — he, she.

fasti (Esperanto): to fast

Definitions

  1. to fast

Ancestry of “fasti”, step by step

fasti traces back through 3 separate lines of ancestry.

via Yiddish פֿאַסטן

StepLanguageWordMeaning
1Yiddishפֿאַסטןfast
2Middle High Germanvasten
3Old High Germanfastēnto fast
4Proto-West Germanic*fastēnto fast, to abstain from food and/or drink
5Proto-Germanicfastānąto observe, hold firm to; to fast, to abstain...
6Proto-Germanic-ānąCreates factitive verbs from adjectives, later...
7Proto-Germanic-ajaną
8Proto-Indo-European-oyétiCreates factitive verbs from adjectives
9Proto-Indo-European-yétiCreates intransitive, often deponent,...
10Proto-Indo-Europeanyé-
11Chichewaiyehe, she

via English fast

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

via German fastēn

StepLanguageWordMeaning
1Germanfastēn
2Germanfasteinflection of fasten: ## first-person singular...
3Middle High Germanvastefasting; fast
4Old High Germanfastafast

Words derived from “fasti

Every word from Chichewa iyeEvery word from Proto-Indo-European -yétiEvery word from Proto-Germanic -āną