English

intervariance

From inter- + variance.

Proto-Indo-European *h₁én ‘in’

Proto-Indo-European *h₁entér ‘between’

Proto-Italic *n̥ter ‘between’

Latin inter ‘between’

Middle English variance

Today it means

noun A measure of intervariability.

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

Etymograph / intervariance