There are 16 words that start with 'falc'.
| falces | falcon | falcate | 
| falcons | falcated | falchion | 
| falconer | falconet | falconry | 
| falchions | falciform | falconers | 
| falconets | falconine | falconoid | 
| falconries | ||
Note: These 16 words that start with 'falc' are found from the USA & Canada version of the tournament Scrabble word list.