Etymograph

English

glow-up

From glow + up, modelled after such deverbals as blow-up; diachronically, probably not a deverbal from the verb glow up, which was back-formed from the noun.

A compound of glow + up

Proto-Indo-European *ǵʰleh₁- ‘to shine, glow’

Middle English glouen

English glow

Proto-Germanic *upp ‘up’

Proto-West Germanic *upp

Old English upp

Middle English up ‘to a vertical axis’

English up

The story

From glow + up, modelled after such deverbals as blow-up; diachronically, probably not a deverbal from the verb glow up, which was back-formed from the noun.

Today it means

noun A major and impressive transformation in appearance, talent, power, etc.

Language periods are conventional ranges, not dates for this word.

Etymograph / glow-up