Where does “phasedown” come from?

phasedown (English) comes from English down, from Middle English doune, from Old English dūne, from Old English adūne, from Old English ofdūne, from Old English dūn, from Proto-Germanic *dūnā, from Proto-Celtic dūnom — smoke; mist, haze.

phasedown (English): A gradual reduction in size or scale

Definitions

  1. A gradual reduction in size or scale

Ancestry of “phasedown”, step by step

phasedown traces back through two separate lines of ancestry.

via English down

StepLanguageWordMeaning
1EnglishdownFrom a higher position to a lower one; downwards;...
2Middle Englishdoune
3Old Englishdūnehill; down, downward
4Old Englishadūne
5Old Englishofdūneoff the hill; down
6Old Englishdūnhill, down; hill, dune; hill, mountain
7Proto-Germanic*dūnā
8Proto-Celticdūnomstronghold, rampart
9Proto-Indo-Europeandʰewh₂-smoke; mist, haze

via English phase

StepLanguageWordMeaning
1EnglishphaseA distinguishable part of a sequence or cycle...
2New Latinphasis
3Ancient Greekφάσιςappearance; utterance, statement, expression
4Ancient GreekφαίνωI cause to appear, bring to light; I show,...
5English-typeimpressed form; stamp; print; typical form; Used...
6Ancient GreekτύποςA blow, pressing; The results of a blow: mark,...
7Ancient Greekτύπτωto beat, strike, smite; to beat, strike oneself
8Proto-Indo-European(s)tewp-to push, to stick
9Proto-Indo-European(s)tew-to push, to hit
Every word from Proto-Indo-European dʰewh₂-Every word from Proto-Celtic dūnomEvery word from Proto-Germanic *dūnā