There are 12 words that end with 'polar'.
| polar | bipolar | dipolar | 
| nonpolar | subpolar | unipolar | 
| ambipolar | antipolar | homopolar | 
| multipolar | transpolar | circumpolar | 
Note: These 12 words that end with 'polar' are found from the USA & Canada version of the tournament Scrabble word list.