There are 12 words that start with 'realis'.
| realise | realism | 
| realist | realised | 
| realiser | realises | 
| realisms | realists | 
| realisers | realising | 
| realistic | realistically | 
Note: These 12 words that start with 'realis' are found from the USA & Canada version of the tournament Scrabble word list.