There are 13 words that start with 'nif'.
nifty | niffer | niffers |
niftier | nifties | niftily |
niffered | niftiest | niffering |
niftiness | nifedipine | nifedipines |
niftinesses | ||
Note: These 13 words that start with 'nif' are found from the USA & Canada version of the tournament Scrabble word list.