There are 11 words that end with 'pteran'.
dipteran | hemipteran | homopteran |
chiropteran | coleopteran | neuropteran |
plecopteran | orthopteran | hymenopteran |
lepidopteran | trichopteran | |
Note: These 11 words that end with 'pteran' are found from the USA & Canada version of the tournament Scrabble word list.