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a1121》 lake, lac (i) (O)F lac stream L lacus basin, lake ← IE laku-🔗🔉

a1121》 lake, lac (i) (O)F lac stream L lacus basin, lake ← IE laku- lake (ii) < OE lacu stream L lacus: cf. loch / Gk lkkos pond, ditch lake /lk/

研究社新英和大辞典 ページ 200831 でのiO単語。