"PIE" . "NaN"^^ . _:B734d79a7X3A195d1e795f5X3AX2D64a6 . "*h₂eḱ‑u‑" . "Etymology for: acu‑ (la0015)" . "*h₂eḱ‑u‑" . . _:B734d79a7X3A195d1e795f5X3AX2D64a6 "*h₂eḱ‑u‑" .