Etymograph

English

subarch

From sub- + arch.

Formed from sub- + arch

Proto-Indo-European *upó ‘up; from below’

Proto-Italic *supo ‘under’

Latin sub ‘under, beneath, below’

English sub-

Proto-Indo-European *h₂erkʷ-

…

Latin arcus ‘a bow, arc, arch’

Old French arc

Old French arche ‘an arch’

Middle English arch

English arch

Today it means

noun A secondary or subsidiary arch.

Sources

Sources: Wiktionary, “subarch”. 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 / subarch

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