Where does “sjøvatn” come from?

sjøvatn (Norwegian Bokmål) comes from Norwegian Bokmål vatn, from Norwegian Bokmål vann, from Danish vand, from Old Danish watn, from Old Norse vatn, from Proto-Germanic watōr, from Proto-Indo-European wódr̥, from Proto-Indo-European wed- — to wither; fade; to move, go ahead; to be strong;...

Ancestry of “sjøvatn”, step by step

sjøvatn traces back through two separate lines of ancestry.

via Norwegian Bokmål vatn

StepLanguageWordMeaning
1Norwegian Bokmålvatnalternative form of vann
2Norwegian Bokmålvannwater; body of water; pond, lake; imperative of...
3Danishvandwater; sea; soft drink
4Old Danishwatn
5Old Norsevatnwater; lake; waterway, river
6Proto-Germanicwatōrwater
7Proto-Indo-Europeanwódr̥water
8Proto-Indo-Europeanwed-water
9Proto-Indo-Europeanwey-to wither; fade; to move, go ahead; to be strong;...

via Norwegian Bokmål sjø

StepLanguageWordMeaning
1Norwegian Bokmålsjøa sea, ocean; a lake
2Old NorsesjórAlternative form of sær
3Proto-Germanicsaiwizsea, ocean
4Proto-Germanicsīhwanąto filter
5Proto-Indo-Europeanseykʷ-to moisten; to filter
6Proto-Indo-Europeansey-to be wet; dribble; run; to stretch one's arm;...
Every word from Proto-Indo-European wey-Every word from Proto-Indo-European wed-Every word from Proto-Indo-European wódr̥