9 letters
- roughshod17
- rushlight17
- safelight17
- scraighed17
- sennights15
- shanghais16
- sidelight15
- sightings16
- sightless14
- sightlier14
- sightseen14
- sightseer13
- sightsees13
- skintight18
- skreeghed18
- skreighed18
- skylights20
- slaughter15
- sleighers14
- sleighing17
- slightest14
- slighting17
- sloughier15
- sloughing18
- sourdough16
- spaghetti16
- spotlight17
- sprightly19
- staghound16
- starlight14
- stoplight17
- straights13
- sunlights16
- taillight15
- thighbone19
- throughly19
- tightened15
- tightener14
- tightness14
- tightrope16
- tightwads17
- tightwire16
- topflight20
- toughened16
- toughness15
- twilights17
- ultrahigh17
- unsighted16
- unsightly18
- unthought18
- unweights18
- uplighted19
- uprighted18
- uprightly20
- waughting20
- weeknight21
- weighable20
- weighters16
- weightier16
- weightily19
- weighting19
- yataghans16
- yoghourts16