There are 12 words that end with 'ozoan'.
| bryozoan | ectozoan | mesozoan | 
| entozoan | anthozoan | heliozoan | 
| hydrozoan | sporozoan | protozoan | 
| mycetozoan | scyphozoan | spermatozoan | 
Note: These 12 words that end with 'ozoan' are found from the USA & Canada version of the tournament Scrabble word list.