Where does “warmwater” come from?

warmwater (English) comes from English water, from Middle English water, from Old English wæter, from Proto-West Germanic watar, from Proto-Germanic watōr, from Proto-Indo-European wódr̥, from Proto-Indo-European wed-, from Proto-Indo-European wey- — to wither; fade; to move, go ahead; to be strong;...

warmwater (English): Of marine life, preferring or inhabiting water that is warm

Definitions

  1. Of marine life, preferring or inhabiting water that is warm

Ancestry of “warmwater”, step by step

warmwater traces back through two separate lines of ancestry.

via English water

StepLanguageWordMeaning
1EnglishwaterA substance found at room temperature and...
2Middle Englishwaterwater; water vapour, condensation; lake, pond,...
3Old Englishwæterwater
4Proto-West Germanicwatarwater
5Proto-Germanicwatōrwater
6Proto-Indo-Europeanwódr̥water
7Proto-Indo-Europeanwed-water
8Proto-Indo-Europeanwey-to wither; fade; to move, go ahead; to be strong;...

via English warm

StepLanguageWordMeaning
1EnglishwarmHaving a temperature slightly higher than usual,...
2Germanwarmwarm; mildly hot; warm; keeping the wearer warm;...
3Middle High Germanwarm
4Old High Germanwarmwarm
5Proto-West Germanicwarmwarm
6Proto-Germanicwarmazwarm
7Proto-Indo-Europeangʷʰer-warm, hot
8Proto-Indo-Europeangʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr
Every word from Proto-Indo-European wey-Every word from Proto-Indo-European wed-Every word from Proto-Indo-European wódr̥