There are 11 words that start with 'biore'.
| bioregion | bioreactor |
| bioregions | bioreactors |
| bioregional | bioregionalism |
| bioregionalist | bioremediation |
| bioregionalisms | bioregionalists |
| bioremediations | |
Note: These 11 words that start with 'biore' are found from the USA & Canada version of the tournament Scrabble word list.