| 100% | LETHE | 5 | River in Hades in Greek mythology that caused forgetfulness in those who drank its waters |
| 98% | LETHE | 5 | River in Hades in Greek mythology which caused forgetfulness in those who drank its waters |
| 90% | LETHE | 5 | River in Hades in Greek mythology that caused forgetfulness in those who drank from it |
| 46% | LOTUS | 5 | Plant in Greek mythology whose fruit induced forgetfulness in those who ate it |
| 46% | LOTUS | 5 | Plant in Greek mythology whose fruit-induced forgetfulness in those who ate it |
| 43% | LETHE | 5 | River in Hades that causes forgetfulness |
| 39% | CHARON | 6 | Ferryman in Greek mythology who brought the dead across the river Styx to Hades |
| 38% | STYX | 4 | River in Hades in Greek mythology across which Charon ferried the souls of the dead |
| 38% | STYX | 4 | River in Hades in Greek mythology, across which Charon ferried the souls of the dead |
| 36% | PHLEGETHON | 10 | In Greek mythology, a river of fire in Hades |
| 33% | PINDUS | 6 | Son of Makedon in Greek mythology after whom a river in ancient Greece was named |
| 32% | ERIDANUS | 8 | River and constellation in Greek mythology |
| 31% | PROCRUSTES | 10 | Robber in Greek mythology who forced travellers to lie on a bed before stretching or mutilating them to fit it |
| 31% | LOTUSTREE | 9 | Plant that caused forgetfulness in "The Odyssey" |
| 30% | NAIAD | 5 | Water nymph in Greek mythology |
| 30% | CERBERUS | 8 | Guards the entrance to Hades in Greek mythology |
| 30% | THESEUS | 7 | Hero in Greek mythology that killed the Minotaur |
| 30% | GOD | 3 | Hades or Hermes, in Greek mythology |
| 30% | ACHERON | 7 | The Underworld's river of woe in Greek mythology |
| 29% | CHAOS | 5 | In Greek mythology, the infinite space that existed before creation |
| 29% | ORPHEUS | 7 | Poet in Greek mythology who married Eurydice |
| 29% | LETHE | 5 | River of forgetfulness in Hades |
| 29% | LETHE | 5 | River of forgetfulness, in Hades |
| 29% | LOTUS | 5 | Plant in Greek mythology whose fruit induced forgetfulness |
| 29% | OEDIPUS | 7 | King in Greek mythology who married his mother |
| 29% | THESEUS | 7 | Character in Greek mythology who slew the Minotaur |
| 29% | ATROPOS | 7 | Fate who cuts mortals' threads, in Greek mythology |
| 28% | NAIAD | 5 | In Greek mythology, a nymph dwelling in a lake, spring, fountain or river |
| 28% | EOS | 3 | Goddess who dispenses the morning dew, in Greek mythology |
| 28% | CHARYBDIS | 9 | Sea monster in Greek mythology that lived opposite Scylla in the Strait of Messina |