There are 14 words that start with 'murd'.
| murder | murders | 
| murdered | murderee | 
| murderer | murderees | 
| murderers | murderess | 
| murdering | murderous | 
| murderesses | murderously | 
| murderousness | murderousnesses | 
Note: These 14 words that start with 'murd' are found from the USA & Canada version of the tournament Scrabble word list.