Norwegian Bokmål Tromsø

← Proto-Germanic *straumaz (inherited)

← Proto-Indo-European *srew- (root)

← Proto-Indo-European *srowmos (inherited)

← Proto-Indo-European *strow-mo-s (mention)

← Proto-Indo-European *srew- (mention)

← Proto-Indo-European *ser- (mention)

← Norwegian Bokmål Troms (doublet)

← Old Norse Trums (inherited)

← Old Norse straumr (mention)

→ English Tromsø (mention)

→ German Tromsø (mention)

→ Norwegian Bokmål Troms (doublet)

→ Norwegian Bokmål tromsøværing (suffix)

→ Norwegian Bokmål Troms og Finnmark (doublet)

→ Polish Tromsø (mention)