There are 18 10-letter words that end with 'itions'.
abolitions | attritions | coalitions |
cognitions | dentitions | detritions |
conditions | eruditions | inanitions |
intuitions | nutritions | partitions |
perditions | sortitions | reeditions |
renditions | traditions | venditions |
Note: These 18 10-letter words that end with 'itions' are found from the USA & Canada version of the tournament Scrabble word list.