Where does “unzippable” come from?

unzippable (English) comes from English unzip, from English Un-, from English still, from Old English stillan, from Proto-West Germanic stillijan, from Proto-West Germanic -jan, from Proto-Germanic -janą, from Proto-Indo-European -yéti — he, she.

unzippable (English): Capable of being unzipped; Impossible to fasten...

Definitions

  1. Capable of being unzipped; Impossible to fasten...

Ancestry of “unzippable”, step by step

unzippable traces back through two separate lines of ancestry.

via English unzip

StepLanguageWordMeaning
1EnglishunzipTo open something using a zipper; To come open by...
2EnglishUn-not
3EnglishstillNot moving; calm; Not effervescing; not...
4Old Englishstillanbecome calm, abate, subside; calm, pacify,...
5Proto-West Germanicstillijanto make still, quiet
6Proto-West Germanic-janCreates denominative verbs from nouns; Creates...
7Proto-Germanic-janąDerives denominatives from nouns and factitives...
8Proto-Indo-European-yétiCreates intransitive, often deponent,...
9Proto-Indo-Europeanyé-
10Chichewaiyehe, she

via English zippable

StepLanguageWordMeaning
1EnglishzippableCapable of being fastened with a zip
2EnglishableEasy to use; Suitable; competent; Liable to
3Middle Englishablecapable, expert, qualified, skilful, competent
4Old Frenchableable; capable
5Latinhabilisable to have/possess/maintain; having sufficient...
6Latin-ilis-ile
7Proto-Italic-elis
8Proto-Indo-European-elis
9Proto-Indo-European-lósForms agent nouns from verbal roots
Every word from Chichewa iyeEvery word from Proto-Germanic -janąEvery word from English Un-
unzippable — Etymology, Origin & Word History | Etymology Explorer