| smoke billow | 17.45 | Smoke was billowing. | ||
| cloud billow | 2.11 | Clouds of black billowed. | ||
| plume billow | 0.99 | As thick plumes of smoke billowed into the sky across the Potomac, the city was transformed in minutes. | ||
| flame billow | 0.72 | Eye witnesses said smoke and flames were billowing through the roof of terminal one. | ||
| steam billow | 0.46 | Steam billowed from under the bonnet. | ||
| curtain billow | 0.33 | Curtains billow in the breeze. |