←
Old English fæþm (inherited)
←
Old English fæþme (mention)
←
English petal (mention)
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Middle English fathome (inherited)
←
Middle English fadome (mention)
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Proto-Indo-European *peth₂- (root)
←
Proto-Indo-European *pet- (derived)
←
Norwegian Bokmål favn (cognate)
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Low German fadem (cognate)
←
Low German faem (mention)
→
English petal (cognate)
→
Luxembourgish Fuedem (cognate)
→
German Low German Faam (cognate)
→
Norwegian Nynorsk famn (cognate)