There are 15 words that end with 'toids'.
| cestoids | cystoids | deltoids |
| mastoids | mattoids | lentoids |
| factoids | odontoids | parotoids |
| allantoids | demantoids | eutectoids |
| planetoids | parasitoids | prismatoids |
Note: These 15 words that end with 'toids' are found from the USA & Canada version of the tournament Scrabble word list.