There are 15 words that start with 'bili'.
| biliary | bilious | 
| bilinear | bilingual | 
| biliously | bilirubin | 
| bilinguals | bilirubins | 
| biliverdin | bilingually | 
| biliousness | biliverdins | 
| bilingualism | bilingualisms | 
| biliousnesses | |
Note: These 15 words that start with 'bili' are found from the USA & Canada version of the tournament Scrabble word list.