There are 37 7-letter words that start with 'mil'.
Note: These 37 7-letter words that start with 'mil' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with mill, mili, milk, mild, mile, milt, mila, milo, milc, milf, miln, milp, milr, mils.
4-letter words start with 'mil' (7)