←
Old English fefer (inherited)
←
Old English fefor (mention)
←
Old English hriþ (cognate)
←
Middle English fever (inherited)
←
Middle English fevere (mention)
←
Proto-Indo-European *dʰegʷʰ- (derived)
←
Saterland Frisian Fiewer (cognate)
←
Swedish feber (cognate)
→
Japanese フィーバー (borrowed)
→
Norwegian Bokmål brann (link)
→
Pennsylvania German Fiewer (cognate)
→
Saterland Frisian Fiewer (cognate)
→
Tok Pisin piva (derived)
→
Tok Pisin fiva (derived)