English
heavywater
From heavy + water.
Proto-Indo-European *kap- ‘to take’
Proto-Germanic *habīgaz ‘heavy’
Proto-West Germanic *habīg ‘heavy’
Old English hefiġ ‘heavy’
Middle English hevy ‘having great weight’
English heavy
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 —
Language periods are conventional ranges, not dates for this word.
Etymograph / heavywater