There are 12 words that end with 'estion'.
| egestion | question |
| digestion | ingestion |
| congestion | suggestion |
| indigestion | redigestion |
| decongestion | predigestion |
| autosuggestion | counterquestion |
Note: These 12 words that end with 'estion' are found from the USA & Canada version of the tournament Scrabble word list.