There are 15 words that end with 'gnant'.
| regnant | poignant | 
| stagnant | pregnant | 
| benignant | malignant | 
| indignant | oppugnant | 
| repugnant | impregnant | 
| unpregnant | nonpregnant | 
| nonmalignant | premalignant | 
| pseudopregnant | |
Note: These 15 words that end with 'gnant' are found from the USA & Canada version of the tournament Scrabble word list.