English

headrush

From head + rush.

A compound of head + rush

Proto-Indo-European *kap- ‘head’

…

Proto-Germanic *haubudą ‘head’

Proto-West Germanic *haubud

Old English hēafod ‘head’

Middle English heed ‘head’

English head

Middle English ruschen ‘to rush, startle’

English rush

Today it means

noun Orthostatic hypotension, due to low blood pressure, for example when standing up suddenly.

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

Etymograph / headrush