English

interfriction

From inter- + friction.

Proto-Indo-European *h₁én ‘in’

Proto-Indo-European *h₁entér ‘between’

Proto-Italic *n̥ter ‘between’

Latin inter ‘between’

Proto-Indo-European *bʰreyH- ‘to cut’

…

Latin friō ‘to crumble, rub, or break into pieces’

Latin fricō ‘rub’

Latin frictiō

Middle French friction

Today it means

noun friction between two or more things

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

Etymograph / interfriction