There are 16 words that start with 'fluidi'.
| fluidic | fluidics |
| fluidise | fluidity |
| fluidize | fluidised |
| fluidises | fluidized |
| fluidizer | fluidizes |
| fluidising | fluidities |
| fluidizers | fluidizing |
| fluidization | fluidizations |
Note: These 16 words that start with 'fluidi' are found from the USA & Canada version of the tournament Scrabble word list.