English
interridge
From inter- + ridge.
Proto-Indo-European *h₁én ‘in’
Proto-Indo-European *h₁entér ‘between’
Proto-Italic *n̥ter ‘between’
Latin inter ‘between’
English inter-
Proto-Indo-European *(s)krewk-
Proto-Germanic *hrugjaz ‘back’
Proto-West Germanic *hrugi ‘back’
Old English hryċġ ‘back, spine, ridge, elevated surface’
Middle English rigge
English ridge
Today it means
adj Between ridges.
Language periods are conventional ranges, not dates for this word.
Etymograph / interridge