There are 14 9-letter words that start with 'mut'.
| mutagenic | mutations | mutchkins |
| mutilated | mutilates | mutilator |
| mutineers | mutinying | mutterers |
| muttering | mutualism | mutualist |
| mutuality | mutualize | |
Note: These 14 9-letter words that start with 'mut' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with muti, muta, mutu, mutt, mute, mutc, muto, muts.
4-letter words start with 'mut' (3)