English

raintight

From rain + tight.

A compound of rain + tight

Proto-Germanic *regną ‘rain’

Proto-West Germanic *regn ‘rain’

Old English reġn ‘rain’

Middle English reyn

English rain

Proto-Indo-European *tenk- ‘to contract’

…

Proto-Germanic *þinhtaz

Proto-West Germanic *þį̄ht(ī)

Old English *þiht

Middle English tight

English tight

Today it means

adj So tight as to exclude rain.

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

Etymograph / raintight