4 letters
- rake8
- raki8
- rape7
- reap7
- reck11
- recs7
- reek8
- reif7
- rein5
- reis4
- rely7
- repo7
- repp10
- reps7
- rice7
- rich9
- rick11
- ride5
- riel5
- rife7
- rile5
- rime7
- rimy9
- rink9
- ripe7
- rips7
- rise4
- risk8
- rite4
- rive8
- rock11
- rope7
- ropy9
- ruck12
- ryes6
- ryke10
- scry9
- sice7
- sick11
- sike8
- sipe7
- sire4
- skep11
- skip11
- spec10
- spic10
- spik11
- spry9
- syce9
- syke10
- tick11
- tier4
- tike8
- tire4
- trek8
- trey6
- trip7
- tyer6
- tyke10
- type9
- tyre6
- uric8
- very10
- vice11
- vier8
- weir7
- wick14
- wipe10
- wire7
- wiry9
- yack13
- yare6
- year6
- yech11
- yelk11
- yelp10
- yerk10
- yeti6
- yeuk11
- yipe9
- yips9
- yird7
- yirr6
- yock13
- yoke10
- yore6
- yuck14
- zerk17