There are 6 12-letter words that start with 'gy'.
| gymnosophist | gynecocratic | gynecologies |
| gynecologist | gynecomastia | gyromagnetic |
Note: These 6 12-letter words that start with 'gy' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with gyr, gyn, gyp, gym, gyb, gyv, gyo, gyt.
3-letter words start with 'gy' (2)