5 letters
- ratan6
- raven10
- ravin10
- rawin9
- reach10
- react8
- reata5
- rebar8
- rebbe11
- rebec11
- rebid9
- recap11
- recon9
- recta8
- recti8
- redan7
- redia6
- regna8
- rehab10
- reign8
- reink10
- reins6
- relic9
- reman9
- renal7
- renig8
- renin7
- repin9
- reran6
- resin6
- retia5
- rewan9
- rewin9
- riant6
- riata5
- ribby13
- ribes8
- riced9
- ricer8
- rices8
- ricin9
- rinse6
- ripen9
- risen6
- riven10
- robin9
- ruana7
- runic10
- saber8
- sabin9
- sabir8
- sabra8
- sabre8
- sacra8
- saice8
- saner6
- saran6
- sarin6
- scare8
- scena9
- serac8
- serai5
- serin6
- since9
- siren6
- snare6
- taber8
- tenia6
- terai5
- tiara5
- tinea6
- trace8
- train6
- triac8
- tribe8
- trice8
- trine6
- unbar10
- uncia10
- uraei6
- urban10
- urbia9
- ureic9
- urine7
- varia9
- varna10
- vicar12
- vinca13
- wince12
- xenia13
- xenic16
- xeric15
- yearn8
- yerba10
- yince11
- zaire14
- zebra17
- zineb18