English

mainfall

From main + fall.

A compound of main + fall

Middle English mayn

English main

Proto-Indo-European *h₃elh₁- ‘to collapse’

Proto-Germanic *fallaną ‘to fall’

Proto-West Germanic *fallan ‘to fall’

Old English feallan ‘to fall’

Middle English fallen ‘to fall’

English fall

Today it means

noun An inclined surface of the ground.

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

Etymograph / mainfall