Etymograph

English

triarchy

From tri- + -archy.

Formed from tri + archy

Proto-Indo-European *tréyes ‘three’

English tri

Today it means

noun Government by three persons; a triumvirate.

Sources

Sources: Wiktionary, “triarchy”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.

Etymograph / triarchy