| Answer | Crossword Clue |
|---|---|
| STRATO | Cloud form: Prefix |
| NUBI | Cloud: Comb. form. |
| NEPH | Cloud: Comb. form |
| SWARM | Form a cloud |
| CUMULO | Heaped cloud: Comb. form. |
| STRATUS | Gray, horizontal cloud form |
| STRATO | Cloud description: Comb. form |
| STRATO | Cloud form: Comb. form. |
| STRATO | Meteorologic combining form, denoting a low-altitude cloud. |
