English
lakewater
From lake + water.
Proto-Indo-European *wed- ‘water; to well’
…
Proto-Germanic *watōr ‘water’
Proto-West Germanic *watar ‘water’
Old English wæter ‘water’
Middle English water ‘water’
English water
Today it means
noun The water in a lake.
Language periods are conventional ranges, not dates for this word.
Etymograph / lakewater