There are 18 words that end with 'ooming'.
| booming | dooming | looming | 
| rooming | zooming | blooming | 
| brooming | grooming | glooming | 
| vrooming | varooming | beglooming | 
| reblooming | regrooming | mushrooming | 
| foredooming | outblooming | everblooming | 
Note: These 18 words that end with 'ooming' are found from the USA & Canada version of the tournament Scrabble word list.