| Answer | Crossword Clue |
|---|---|
| MARIANATRENCH | Earth's deepest ocean area |
| MARIANAS | ... Trench (earth's deepest depression) |
| MARIANAS | ... Trench (deepest point in earth's oceans) |
| MARIANAS | ... Trench (deepest point on Earth's surface) |
| MARIANA | -- Trench (deepest ocean point) |
| TRENCH | Mariana ... (world's deepest ocean point) |
| MARIANA | ... Trench (deepest ocean spot on earth) |
| TRENCH | Mariana ... (deepest part of the ocean) |
| MARIANA | Trench that's the deepest place in the ocean |
| abyssopelagic | pertaining to the deepest regions of the ocean |
