There are 2 13-letter words that start with 'y'.
yellowhammers | yellowthroats |
Note: These 2 13-letter words that start with 'y' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with ya, ye, yo, yu, yi, yt, yc, yl, yp, yw.
2-letter words start with 'y' (3)