There are 20 words that end with 'fects'.
| affects | defects | effects |
| infects | refects | confects |
| perfects | prefects | coeffects |
| coinfects | praefects | redefects |
| reinfects | disaffects | disinfects |
| imperfects | transfects | pluperfects |
| aftereffects | superinfects | |
Note: These 20 words that end with 'fects' are found from the USA & Canada version of the tournament Scrabble word list.