There are 9 words that start with 'lach'.
| laches | lachrymal | 
| lachrymals | lachrymose | 
| lachrymator | lachrymators | 
| lachrymosely | lachrymosity | 
| lachrymosities | |
Note: These 9 words that start with 'lach' are found from the USA & Canada version of the tournament Scrabble word list.