Where does “deepwater” come from?

Deepwater comes from English deep and water, where water derives from Old English wæter, Proto-Germanic *deupaz, and ultimately Proto-Indo-European *dʰewb-, meaning to flow or smoke.

deepwater (English): Alternative form of deep-water

Definitions

  1. Alternative form of deep-water

Ancestry of “deepwater”, step by step

deepwater traces back through two separate lines of ancestry.

via English deep

StepLanguageWordMeaning
1Englishdeep"Extending far away from a point of reference,...
2Middle EnglishdepAlternative form of depe
3EnglishdepartmentA part, portion, or subdivision; A distinct...
4Frenchdépartementdepartment; département
5Middle Frenchdépartement
6Old Frenchdépartement
7Old Frenchdepartirto leave; to depart; departure
8Latindepartiōto divide
9Latindē-of; from
10Latinof; concerning; about
11Latinpostbehind; after, since, besides, except; behind,...
12Latinposteablative singular of postis
13Proto-Italicpostibehind, after
14Proto-Indo-Europeanpóstiafter
15Proto-Indo-Europeanpósafterwards, post; by, at

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;...
Every word from Proto-Indo-European pósEvery word from Latin dē-Every word from Proto-Indo-European pósti