9 letters
- ruination12
- ruminator14
- rumouring17
- runaround14
- runcinate15
- rupturing17
- saturnine12
- scourging18
- scraggier16
- scroggier16
- scrouging18
- scrounger16
- sectoring15
- serrating12
- serration10
- signature13
- suctorian14
- surrogate12
- tabouring16
- tangerine13
- targeting14
- tarriance13
- tautening14
- tenacious14
- terracing15
- thronging17
- tochering17
- tonguings16
- tonsuring14
- torturing13
- traducing17
- transonic14
- trenching18
- trialogue13
- tricornes13
- trouncers14
- trouncing17
- truancies14
- truanting14
- truncheon17
- tuckering20
- unbarring17
- unbearing17
- unbracing20
- uncannier16
- unceasing17
- uncertain15
- uncoating17
- uncorking21
- uncorrupt18
- uncounted17
- uncrating17
- uncurbing21
- uncurling19
- uncurrent16
- undercoat15
- undergirt14
- unnoticed16
- unquoting24
- unrooting14
- unseating14
- untacking21
- untrained13
- untucking22
- uprearing16
- uptearing16
- upturning18
- uraninite12
- urinating14
- urination12
- utricular15
- vectoring19
- venturing18
- vernation15