There are 14 words that start with 'causa'.
| causal | causals | causable |
| causally | causalgia | causalgic |
| causality | causation | causative |
| causalgias | causations | causatives |
| causalities | causatively | |
Note: These 14 words that start with 'causa' are found from the USA & Canada version of the tournament Scrabble word list.