9 letters
- staunched17
- steadying15
- stepchild19
- stomached18
- stonechat15
- stonished13
- stridency16
- suctioned15
- supinated15
- sycophant20
- sympathin20
- symphonic23
- syncopate18
- syndicate16
- synodical17
- synopsize24
- synthetic17
- tachinids16
- taconites13
- tarnished13
- teachings17
- tenacious14
- thaneship17
- theophany19
- therapsid15
- thespians15
- thiazides21
- thiazines21
- thiazoles21
- thinclads17
- thionates12
- thiophens17
- thiotepas14
- tholepins16
- threnodic16
- thylacine18
- townscape19
- tracheids15
- trapezoid22
- tympanies18
- unscathed17
- voidances18
- whitecaps20
- yachtings19
- yachtsmen20
- yahrzeits22
- zecchinos27
- zoophytes25