10 letters
- salutation13
- sanguinity17
- sanitating14
- sanitation12
- sanitising14
- sanitizing23
- santolinas13
- satiations11
- satirising13
- scantlings18
- sibilating17
- sibilation15
- signorinas14
- siltations12
- simulating18
- simulation16
- singletons15
- sinologist14
- sinusoidal14
- situations12
- solarising14
- solicitant15
- soliciting17
- solstitial12
- sonicating17
- sonnetting15
- spoliating17
- stagnation14
- stationing14
- statoliths13
- stigmatist15
- stimulants16
- stomatitis13
- stonishing16
- stoutening15
- striations11
- stunningly19
- sublations16
- subsoiling18
- substation15
- subtilisin16
- subtitling18
- suctioning18
- supinating18
- supination16
- sustaining15
- tailorings14
- tauntingly18
- tensioning15
- tetanising14
- tinnituses13
- titivating17
- titivation15
- titrations11
- toenailing15
- tonalities12
- totalising14
- totalistic14
- totalities11
- totalizing23
- transiting14
- transition12
- tungstates14
- ultimating18
- uninitiate13
- uninviting20
- unionising16
- unionizing25
- unjointing25
- unknitting20
- unknotting20
- unoriginal16
- unplaiting19
- unsettling16
- unslinging19
- unsnarling17
- unstinting16
- untangling19
- untwisting18
- urinations13
- violinists16
- visitation15
- vitalising18
- vitiations15