There are 14 words that start with 'felic'.
| felicity | felicific | 
| felicitate | felicities | 
| felicitous | felicitated | 
| felicitates | felicitator | 
| felicitating | felicitation | 
| felicitators | felicitously | 
| felicitations | felicitousness | 
Note: These 14 words that start with 'felic' are found from the USA & Canada version of the tournament Scrabble word list.