There are 9 words that start with 'luteo'.
| luteous | luteolin |
| luteolins | luteotropic |
| luteotropin | luteotrophic |
| luteotrophin | luteotropins |
| luteotrophins | |
Note: These 9 words that start with 'luteo' are found from the USA & Canada version of the tournament Scrabble word list.