There are 9 words that start with 'slippe'.
| slipped | slipper |
| slippers | slippery |
| slippered | slipperier |
| slipperiest | slipperiness |
| slipperinesses | |
Note: These 9 words that start with 'slippe' are found from the USA & Canada version of the tournament Scrabble word list.