9 letters
- sinistral11
- sintering13
- sirenians11
- sistering12
- skewering19
- skinniest15
- skiorings16
- skirtings16
- skywrites18
- slangiest13
- slantwise14
- slinkiest15
- smirkiest16
- snaggiest14
- snarkiest14
- snarliest11
- sneakiest14
- sortieing12
- sparkiest16
- speakings19
- staginess12
- starkness14
- starlings13
- steadings13
- stealings13
- stearines10
- sterigmas14
- sterlings13
- sternways15
- stingaree12
- stingiest12
- stingrays14
- stinkards15
- stinkiest14
- strainers10
- straining13
- straitens10
- strangers12
- strangest12
- strangles13
- strawiest12
- streaking16
- streaming15
- streeking16
- stressing12
- striating12
- stringers12
- stringier12
- stripings15
- sugariest12
- sustainer11
- swankiest17
- swartness13
- sweetings15
- swingiest15
- swirliest13
- synergias14
- synergist14
- tackiness17
- taeniasis10
- talkiness15
- tardiness11
- tarnishes12
- tasseling13
- tawniness14
- teriyakis15
- tinkering17
- trackings19
- trainings13
- traipsing15
- trapesing15
- triangles13
- triazines19
- triskelia14
- twangiest15
- twanglers16
- twinklers18
- twistings15
- unwariest14
- varsities13
- vintagers16
- wackiness20
- waistings15
- waistline14
- wakenings20
- warstling16
- wasteries12
- waterings15
- weaklings20
- weariness13
- westering15
- wigmakers21
- wineglass16
- wineskins18
- wintering16
- wintriest13
- wistarias12
- wisterias12
- withering17
- wittiness13
- wrassling16
- wrastling16
- wreathing17
- wreckings22
- wrestling16
- wristiest12