There are 15 words that start with 'teleph'.
| telephone | telephony |
| telephoto | telephoned |
| telephoner | telephones |
| telephonic | telephotos |
| telephoners | telephonies |
| telephoning | telephonist |
| telephonists | telephonically |
| telephotography | |
Note: These 15 words that start with 'teleph' are found from the USA & Canada version of the tournament Scrabble word list.