English

headrail

From head + rail.

A compound of head + rail

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 rail

English rail

Today it means

noun The supporting rail of a blind (such as a Venetian blind) that encloses its mechanism; a headbox.

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

Etymograph / headrail