"PIE" . "NaN"^^ . _:B2594bb9d5ca6f599214dd5179e2e06ac . "*h₂eḱ‑u‑" . "Etymology for: acu‑ (la0015)" . "*h₂eḱ‑u‑" . . _:B2594bb9d5ca6f599214dd5179e2e06ac "*h₂eḱ‑u‑" .