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Middle Dutch ether (cognate)
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Middle English ēther (inherited)
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Middle French ether (derived)
←
Middle French ethere (mention)
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Middle French aether (mention)
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Middle High German ēther (cognate)
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Ancient Greek αἰθήρ (derived)
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Ancient Greek αἴθω (mention)
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Proto-Indo-European *h₂eydʰ- (derived)
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Italian ether (cognate)
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Italian etere (mention)
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Portuguese éter (cognate)
→
English ester (mention)
→
English ethal (mention)
→
Norwegian Bokmål eter (link)
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Norwegian Bokmål eter (link)