10 letters
- omnibusses18
- ontogenies14
- ontologies14
- oozinesses20
- orogenesis13
- osteitides11
- ostensible15
- ostensibly17
- osteogenic16
- osteosises10
- otioseness11
- oubliettes15
- outbidding19
- outblessed16
- outblesses15
- outbullied18
- outbullies17
- outdesigns15
- outdresses12
- outdueling17
- outfeeling18
- outgrossed14
- outgrosses13
- outguessed15
- outguesses14
- outkilling20
- outkissing18
- outpolling19
- outrolling16
- outsailing15
- outselling16
- outsmiling18
- outspelled17
- outtelling16
- outwilling19
- outyelling18
- pedologies17
- pedologist17
- penologies17
- penologist17
- petiolules16
- pigeonites16
- pistolling18
- plenitudes17
- pointelles16
- politeness15
- politesses14
- pollenoses16
- pollenosis16
- pollinoses16
- pollinosis16
- pollutions17
- positioned15
- possiblest17
- postilions15
- postillion16
- potbellied19
- potbellies18
- potboiling20
- questioned22
- quodlibets25
- rebellions16
- rebellious16
- rebuilding19
- redingotes14
- redistills13
- redoubling19
- reeditions12
- resistible14
- resolution13
- resultless13
- retellings15
- ridgelines15
- ringtosses13
- robustness15
- rootedness12
- rubellites16
- rugosities13
- russetings14
- scungillis19
- seclusions16
- seductions16
- sedulities13
- seguidilla16
- seignories13
- selections15
- selenology17
- semisolids15
- senilities12
- sensiblest15
- sensitised12
- sensitises11
- sensitives15
- sensitized21
- sensitizes20
- sensualist13
- sensuosity14
- sepiolites14
- septillion16
- serologies13
- serologist13
- serosities10
- serotinous12
- sexologies20
- sexologist20
- sextillion20
- sidelights16
- sideliners13
- siderolite12
- signalised15
- signalises14
- signposted17
- silentness13
- silkolines17
- siltstones12
- singleness15
- singletons15
- singspiels17
- sinistrous12
- sinologies14
- sinologist14
- sinologues15
- sinusoidal14
- sitologies13
- slightness16
- slingshots16
- sloughiest16
- slungshots17
- smudginess18
- snootiness12
- snowslides16
- sobersides14
- sobrieties13
- sodalities12
- sodbusters15
- soldieries12
- soldiering15
- solecising17
- solenoidal14
- solicitous15
- solicitude16
- solidities12
- solonetses12
- solonetzes21
- solubilise16
- solubility18
- solubilize25
- somebodies17
- songlessly17
- sonorities11
- sortileges13
- sostenutos12
- soundboxes23
- soundstage15
- sowbellies18
- spellbinds20
- spellbound21
- spindliest16
- spoonbills19
- stableness15
- steadiness12
- steeliness12
- stellified16
- stellifies15
- stencilled17
- stillborns16
- stinginess14
- stodginess14
- stoneflies15
- stringless14
- stroudings15
- stupidness16
- sturdiness13
- subceiling21
- subcollege21
- subcooling21
- subediting18
- subeditors15
- subentries15
- suberising17
- subgenuses18
- subindexes23
- subindices19
- sublations16
- subleasing18
- subletting18
- sublicense19
- submission18
- subregions17
- subsection18
- subsegment20
- subsidence19
- subsidised16
- subsidises15
- subsidizes24
- subsistent15
- subsisting17
- subsoilers15
- subsoiling18
- subtending19