There are 15 words that start with 'houseb'.
| houseboy | houseboat |
| houseboys | houseboats |
| housebound | housebreak |
| housebroke | houseboater |
| housebreaks | housebroken |
| houseboaters | housebreaker |
| housebreakers | housebreaking |
| housebreakings | |
Note: These 15 words that start with 'houseb' are found from the USA & Canada version of the tournament Scrabble word list.