h₂erd-

to rise, high, grow tall
Debatedgrowthplantheight

Source of Latin arbor, English arbor, arboretum

Root for growing tall, yielding Latin arbor (tree) and English arbor, arboretum.

Last updated: 28 March 2026 · Generated by opus-4.6

*h₂erd- "to rise, high, grow tall" — Proto-Indo-European