Where does “dusti” come from?

dusti (Middle English) comes from Old English dūstiġ, from Old English -iġ, from Proto-West Germanic -g, from Proto-Germanic -gaz, from Proto-Indo-European -ḱos — -y, -ic.

Ancestry of “dusti”, step by step

dusti traces back through 3 separate lines of ancestry.

via Old English dūstiġ

StepLanguageWordMeaning
1Old Englishdūstiġdusty
2Old English-iġ-y, -ic
3Proto-West Germanic-gForms adjectives from nouns and verbs with a...
4Proto-Germanic-gaz-y
5Proto-Indo-European-ḱos-y, -ic

via Old English dystiġ

StepLanguageWordMeaning
1Old Englishdystiġdusty

via Old English dȳstiġ

StepLanguageWordMeaning
1Old Englishdȳstiġdusty

Words derived from “dusti”

Every word from Proto-Indo-European -ḱos →Every word from Old English -iġ →Every word from Proto-Germanic -gaz →