There are 23 words that start with 'cubi'.
| cubic | cubit | cubics |
| cubing | cubism | cubist |
| cubiti | cubits | cubical |
| cubicle | cubicly | cubisms |
| cubists | cubital | cubitus |
| cubicity | cubicles | cubicula |
| cubiform | cubistic | cubically |
| cubiculum | cubicities | |
Note: These 23 words that start with 'cubi' are found from the USA & Canada version of the tournament Scrabble word list.