10 letters
- sanguinary17
- sanguinity17
- sanitarian12
- sanitarium15
- sanitating14
- sanitation12
- sanitizing23
- sanitorium15
- satirizing22
- saturating14
- saturation12
- sauntering15
- senatorian12
- signorinas14
- sinoatrial12
- soberizing25
- sojourning24
- solarizing23
- sonicating17
- sonication15
- stagnation14
- stargazing24
- stationing14
- suberizing26
- subjoining27
- suctioning18
- sunbathing20
- supinating18
- supination16
- sustaining15
- tailorings14
- tambouring20
- tarnations12
- tarnishing16
- trainbands16
- transiting14
- transition12
- transuding16
- unarrogant15
- unbosoming21
- unbraiding19
- unitarians13
- unoriginal16
- unsanitary15
- uraninites13
- urbanising18
- urbanistic18
- urbanities15
- urbanizing27
- urinations13
- vagotonias17
- variations15
- vibrations18
- viraginous18