"PIE" . "NaN"^^ . _:Bb1c513d0980b9b372b09e6f20c3e3a75 . "*h₂eḱ‑u‑" . "Etymology for: acu‑ (la0015)" . "*h₂eḱ‑u‑" . . _:Bb1c513d0980b9b372b09e6f20c3e3a75 "*h₂eḱ‑u‑" .