There are 15 words that end with 'sying'.
busying | cosying | gussying |
gypsying | gipsying | palsying |
biopsying | curtsying | autopsying |
fantasying | phrensying | courtesying |
necropsying | phantasying | prophesying |
Note: These 15 words that end with 'sying' are found from the USA & Canada version of the tournament Scrabble word list.