There are 11 15-letter words that start with 'pol'.
| poliomyelitides | politicizations | 
| polyacrylamides | polycrystalline | 
| polyelectrolyte | polymerisations | 
| polymerizations | polymorphically | 
| polynucleotides | polysaccharides | 
| polyunsaturated | |
Note: These 11 15-letter words that start with 'pol' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with poly, poli, poll, pole, pola, polo, polt, polk, pold, pols.
4-letter words start with 'pol' (5)