There are 16 words that start with 'asco'.
| ascot | ascots | ascocarp |
| ascorbic | ascocarps | ascogonia |
| ascorbate | ascospore | ascocarpic |
| ascogonium | ascomycete | ascorbates |
| ascospores | ascosporic | ascomycetes |
| ascomycetous | ||
Note: These 16 words that start with 'asco' are found from the USA & Canada version of the tournament Scrabble word list.