There are 17 words that start with 'trapez'.
| trapeze | trapezes |
| trapezia | trapezii |
| trapezial | trapezist |
| trapezium | trapezius |
| trapezoid | trapezists |
| trapeziums | trapezoids |
| trapeziuses | trapezoidal |
| trapezohedra | trapezohedron |
| trapezohedrons | |
Note: These 17 words that start with 'trapez' are found from the USA & Canada version of the tournament Scrabble word list.