There are 11 words that start with 'citri'.
| citric | citrin | 
| citrine | citrins | 
| citrines | citrinin | 
| citrinins | citriculture | 
| citricultures | citriculturist | 
| citriculturists | |
Note: These 11 words that start with 'citri' are found from the USA & Canada version of the tournament Scrabble word list.