1 文書を見つけるための辞書。

• abyss, abysm
• 深潭, 奈落, 奈落の底, 深み, 深海, どん底, 深淵
• a bottomless gulf or pit; any unfathomable (or apparently unfathomable) cavity or chasm or void extending below (often used figuratively)
• 底無しの湾か穴