10 letters
- rereadings14
- reregister12
- resinating14
- resonating14
- restarting13
- restrained12
- restrainer11
- retentions12
- retraining14
- retreading14
- retreating13
- rhinestone14
- ringmaster16
- roistering13
- roystering15
- sauntering15
- seignorage15
- senatorian12
- sententiae12
- serenading15
- serpentine15
- serrations11
- shortening16
- singletree14
- smartening17
- songwriter16
- sonneteers12
- steamering16
- steepening17
- stentorian12
- stereogram15
- stingarees13
- strangered14
- stringendo15
- sweetening17
- tangencies17
- tangerines14
- teaberries13
- telegonies14
- tenantries12
- tensioners12
- teratogens13
- threonines14
- transferee14
- transgenic17
- transience15
- traversing17
- treasuring14
- treenwares14
- veneerings18
- venerating18
- veneration16
- venerators15
- veratrines15
- vernations16
- xenogenies21