4 letters
- reap7
- reck11
- reek8
- reif7
- rein5
- reis4
- rend6
- rent5
- repo7
- repp10
- reps7
- rice7
- rick11
- ride5
- riel5
- rife7
- rile5
- rime7
- rind6
- ring7
- rink9
- rins5
- ripe7
- rips7
- rise4
- risk8
- rite4
- rive8
- rope7
- ruin6
- rune6
- ryke10
- sike8
- sine5
- sink9
- sipe7
- sire4
- skep11
- skin9
- skip11
- snip8
- spik11
- spin8
- tern5
- tier4
- tike8
- tine5
- tire4
- trek8
- trip7
- vein9
- vier8
- vine9
- weir7
- wine8
- wink12
- wipe10
- wire7
- wren8
- yerk10
- yipe9
- zein14
- zerk17