4 letters
- near5
- nice8
- nick12
- nigh9
- nipa8
- noir5
- nori5
- ohia6
- orca7
- paca10
- pain8
- pair7
- para7
- pian8
- pica10
- pina8
- pirn8
- race7
- rack11
- racy9
- raga6
- ragi6
- raia4
- raid5
- rail5
- rain5
- raja13
- raki8
- rami7
- rand6
- rang7
- rani5
- rank9
- rant5
- rash6
- rath6
- raya6
- rein5
- rhea6
- rial5
- rias4
- rice7
- rich9
- rick11
- rind6
- ring7
- rink9
- rins5
- roan5
- ruin6
- sain5
- sari4
- scan8
- scar7
- shin7
- shri6
- sinh7
- tach9
- tahr6
- tain5
- tarn5
- than7
- thin7
- thir6
- unai6
- unci9
- uric8
- vain9
- vair8
- vara8
- vina9
- wain8
- wair7
- warn8
- whin10
- whir9
- wich12
- yarn7
- zinc17