There are 23 words that start with 'r' and end with 'x'.
| rax | rex | roux |
| radix | redox | redux |
| refix | relax | remex |
| remix | retax | rewax |
| reflex | reflux | reaffix |
| reannex | rectrix | reindex |
| reseaux | rondeaux | rouleaux |
| rattlebox | retroflex | |
Note: These 23 words that start with 'r' and end with 'x' are found from the USA & Canada version of the tournament Scrabble word list.
See also: