Etymograph

English

substar

From sub- + star.

Formed from sub- + star

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

Proto-Italic *supo ‘under’

Latin sub ‘under, beneath, below’

English sub-

Proto-Indo-European *h₂stḗr ‘star’

…

Proto-West Germanic *sternō

Proto-West Germanic *sterrō

Old English steorra ‘star’

Middle English sterre

English star

Today it means

noun A substellar object.

Sources

Sources: Wiktionary, “substar”. 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 / substar

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