9 letters
- rigatonis12
- ringnecks20
- ringtails13
- ruinating14
- saintlier11
- saintlike15
- saturnine12
- screaking19
- sensating13
- seriating12
- serrating12
- shrieking18
- shrinkage18
- shrinking19
- sickening20
- signature13
- signeting15
- signifier15
- signorina13
- signorine13
- sintering13
- sinuating14
- sirenians11
- sistering12
- skinniest15
- skirtings16
- sklenting18
- snarkiest14
- sortieing12
- spinnaker18
- spiriting15
- spraining16
- sprinting16
- stingaree12
- straining13
- stranding14
- streaking16
- streaming15
- streeking16
- striating12
- stringent13
- stringier12
- stringing15
- tangerine13
- tanneries11
- teriyakis15
- thinkings19
- tinkering17
- tinklings18
- tinseling14
- trackings19
- trainings13
- traipsing15
- transient11
- trapesing15
- triangles13
- triazines19
- triennial12
- trinities10
- triskelia14
- tyrannies13
- tyrannise13
- unseating14
- uraninite12
- urinating14
- vaginitis16
- vintagers16
- wakenings20
- waterings15
- wintering16
- yearnings15