9 letters
- operatics15
- operating15
- operation13
- orangiest12
- orangutan14
- oratories9
- oratrices12
- ordinance15
- ordinates11
- ordnances15
- organdies13
- organised13
- organiser12
- organises12
- organists12
- organizes21
- organzine22
- orgiastic14
- orientals11
- orienting13
- originate12
- ornaments14
- orogenies12
- orthicons15
- ostracise12
- ostracize21
- ostracode13
- outracing16
- outrances14
- outranges13
- overcoats16
- oystering14
- ozonating22
- paginates15
- paranoics16
- parenting16
- parsonage15
- pastoring15
- patronage15
- patronise13
- pecorinos16
- pentagons16
- picaroons16
- poignance19
- portances16
- porticoes15
- preacting18
- prenotion14
- procaines16
- progestin15
- pronating16
- pronation14
- proscenia16
- racketing19
- radiances14
- radicates13
- raincoats13
- ranginess13
- ransoming16
- rationale11
- rationals11
- rationing13
- ratooners10
- ratooning13
- rattening13
- ravenings17
- ravigotes15
- reactants13
- reactions13
- reanoints11
- reasoning13
- reattains10
- rebooting15
- recanting16
- recasting15
- recension14
- reckoning20
- recoaling16
- recognise15
- recoinage15
- recoining16
- recooking19
- recrating15
- redacting16
- redaction14
- regionals13
- relations11
- reloaning14
- remotions13
- renascent14
- renesting13
- reobtains13
- repasting15
- rescaling16
- rescoring15
- reseating12
- resecting15
- resection13
- resenting13
- reslating13
- resoaking16
- resonance14
- resonants11
- resonator10
- resorting12
- respacing18
- restaging14
- restating12
- restoking16
- restoring12
- retacking19
- retaining13
- retasting12
- retooling13
- retracing15
- rhatanies12
- rigadoons13
- rigatonis12
- ringbones16
- ringnecks20
- rocketing19
- roentgens13
- rogations12
- romancing19
- romantics16
- rotations10
- rotenones11
- runagates13
- runcinate15
- sacrament16
- sacristan13
- safranine14
- sanatoria10
- sanbenito14
- sanctions14
- sanitoria10
- santolina12
- sapogenin16
- saturnine12
- scantling17
- scapegoat17
- scenarios13
- scenarist13
- sceptring18
- sclerotia13
- sclerotin14
- screaking19
- screaming18
- screening16
- scrooping18
- seafaring15
- searching17
- seasoning13
- seatrains10
- secerning16
- seconding17
- secreting15
- secretion13
- sectarian13
- sectional14
- sectorial13
- sectoring15
- senhorita12
- senoritas10
- sensating13
- sensation11
- seriating12
- serologic15
- serotinal11
- serotonin11
- serrating12
- serration10
- signatory14
- signature13
- signorina13
- signorine13
- singleton14
- sintering13
- snakeroot14
- snatchier15
- snatching18
- sociogram17
- socketing19
- softening16
- sonatinas11
- sonicated14
- sonicates13
- sonneting14
- sonorants11
- sopranino14
- sortieing12
- sporangia15
- stagnancy18
- staircase12
- stanching18
- stanchion16
- starching17
- stationer10
- stereoing12
- stingaree12