There are 12 words that end with 'nying'.
| denying | ponying | hinnying | 
| phonying | astonying | mutinying | 
| shinnying | redenying | whinnying | 
| companying | squinnying | accompanying | 
Note: These 12 words that end with 'nying' are found from the USA & Canada version of the tournament Scrabble word list.