9 letters
- octangles16
- octupling20
- ocularist14
- officials19
- officiant19
- officinal20
- oiticicas15
- olfaction17
- oligurias13
- onanistic14
- onslaught16
- opticians16
- orgiastic14
- orificial16
- originals13
- outacting16
- outasking17
- outcavils18
- outfacing19
- outfiring16
- outflanks19
- outflying19
- outlawing17
- outlaying16
- outlining15
- outliving18
- outpacing19
- outracing16
- outwiling17
- ovulating18
- pianistic16
- pignolias16
- pilotings16
- pisolitic16
- pistoling16
- plaitings16
- plication17
- pulsating17
- pulsation15
- punctilio18
- quiltings23
- rigatonis12
- ringtails13
- salifying18
- scantling17
- sciential14
- scintilla15
- sclaffing22
- scoutings16
- scuffling23
- sculpting20
- scungilli18
- scuttling17
- sectional14
- significs18
- silicious14
- silicotic16
- siltation11
- sincipita16
- sinuating14
- situating13
- situation11
- slouching19
- socialist13
- socialite13
- sociality15
- solvating17
- stickling20
- stuccoing19
- sublating17
- sublation15
- suctional15
- suctorial14
- suctorian14
- sufficing22
- suiciding17
- sulfating17
- sulfonate15
- surfacing19
- surficial17
- tacklings20
- tailoring13
- tenacious14
- toluidins13
- trainfuls15
- triclinia14
- triflings16
- trifocals16
- tuitional12
- ufologist16
- unclosing18
- uncoating17
- uncoiling18
- unfailing18
- univocals19
- upcasting19
- upcoiling20
- uplifting20
- upscaling20
- utilising14
- utilizing23
- vaginitis16
- vaultings18
- violating17
- violinist15
- vitiligos16