There are 13 words that start with 'convol'.
| convolve | convolute |
| convolved | convolves |
| convoluted | convolutes |
| convolving | convolvuli |
| convoluting | convolution |
| convolvulus | convolutions |
| convolvuluses | |
Note: These 13 words that start with 'convol' are found from the USA & Canada version of the tournament Scrabble word list.