English

interpsychic

From inter- + psychic.

Proto-Indo-European *h₁én ‘in’

Proto-Indo-European *h₁entér ‘between’

Proto-Italic *n̥ter ‘between’

Latin inter ‘between’

Ancient Greek ψῡ́χω ‘to blow’

Ancient Greek ψῡχή ‘breath, spirit’

Ancient Greek ψυχικός ‘relative to the soul, spirit, mind’

Today it means

adj Between psyches.

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

Etymograph / interpsychic