There are 17 words that start with 'disca'.
| discant | discard | discase |
| discants | discards | discased |
| discases | discalced | discanted |
| discarded | discarder | discasing |
| discanting | discarders | discarding |
| discarnate | discardable | |
Note: These 17 words that start with 'disca' are found from the USA & Canada version of the tournament Scrabble word list.