There are 15 words that start with 'uppe'.
| upped | upper |
| uppers | uppercut |
| uppercase | uppercuts |
| uppermost | upperpart |
| uppercased | uppercases |
| upperparts | uppercasing |
| uppercutting | upperclassman |
| upperclassmen | |
Note: These 15 words that start with 'uppe' are found from the USA & Canada version of the tournament Scrabble word list.