| Synonyms | Length | Vowels | Syllables | |
|---|---|---|---|---|
| Mackerel Sky | 12 | 9 | 3 | 4 |
| Make Haste | 10 | 6 | 4 | 3 |
| Maximum Speed | 13 | 8 | 5 | 4 |
| Meringue | 8 | 4 | 4 | 2 |
| Mound | 5 | 3 | 2 | 1 |
| Mousse | 6 | 3 | 3 | 1 |
| Mushroom | 8 | 5 | 3 | 2 |
| Mushroom Shaped Cloud | 21 | 14 | 7 | 5 |
| Mushroom Cloud | 14 | 9 | 5 | 3 |
| Nervy | 5 | 4 | 1 | 2 |
| Nimbus | 6 | 4 | 2 | 2 |
| Nimbus Cloud | 12 | 8 | 4 | 3 |
| Opening | 7 | 4 | 3 | 3 |
| Open Throttle | 13 | 9 | 4 | 4 |
| Outpouring | 10 | 5 | 5 | 3 |
| Overflow | 8 | 5 | 3 | 3 |
| Pelter | 6 | 4 | 2 | 2 |
| Pelt Along | 10 | 7 | 3 | 3 |
| Pile | 4 | 2 | 2 | 1 |
| Pinch | 5 | 4 | 1 | 1 |
| Plash | 5 | 4 | 1 | 1 |
| Plow The Deep | 13 | 9 | 4 | 3 |
| Plunge | 6 | 4 | 2 | 2 |
| Post | 4 | 3 | 1 | 1 |
| Pour | 4 | 2 | 2 | 1 |
| Prominence | 10 | 6 | 4 | 3 |
| Protrusion | 10 | 6 | 4 | 3 |
| Protuberance | 12 | 7 | 5 | 4 |
| Puff | 4 | 3 | 1 | 1 |
| Pullulate | 9 | 5 | 4 | 3 |
| Race | 4 | 2 | 2 | 1 |
| Raceway | 7 | 4 | 3 | 3 |
| Rainburst | 9 | 6 | 3 | 2 |
| Rainspout | 9 | 5 | 4 | 2 |
| Rainstorm | 9 | 6 | 3 | 2 |

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