4 letters
- idea5
- idem8
- ides5
- idle6
- ired5
- ires4
- irid5
- jibe16
- keir8
- kerb11
- kibe11
- kier8
- lehr7
- lied6
- lier5
- lire5
- mire7
- nerd6
- nide6
- nigh9
- ogre6
- ohed7
- peri7
- pied8
- pier7
- prig9
- rage6
- ragi6
- raid5
- read5
- rebs7
- redd6
- rede5
- redo5
- reds5
- reed5
- regs6
- reif7
- rein5
- reis4
- rend6
- resh6
- rhea6
- ribs7
- rice7
- rich9
- ride5
- rids5
- riel5
- rife7
- rigs6
- rile5
- rime7
- rind6
- ring7
- ripe7
- rise4
- rite4
- rive8
- robe7
- rode5
- rube8
- rude6
- rued6
- shed7
- shri6
- side5
- sigh8
- sire4
- thir6
- tide5
- tied5
- tier4
- tire4
- trig6
- urge7
- verb11
- vibe11
- vide9
- vied9
- vier8
- weir7
- whid10
- whig11
- whir9
- wide8
- wire7
- yird7