10 letters
- resolution13
- resorption14
- resorptive17
- respelling18
- respirable17
- respirator13
- respotting16
- resprouted15
- restamping19
- restarting13
- restaurant12
- restfuller16
- restorable14
- restrained12
- restrainer11
- restraints11
- resultants13
- resumption18
- resupinate15
- resupplied19
- resupplies18
- retailored12
- retaliated12
- retaliates11
- retardants12
- retardates11
- retellings15
- retentions12
- reticulate15
- retinacula16
- retirement14
- retractile14
- retraction14
- retransmit14
- retreatant11
- retreating13
- retrievals15
- retrospect16
- returnable16
- reuttering14
- revaluates16
- revelation16
- revelators15
- revertants15
- rigamarole16
- rigmaroles16
- rinderpest15
- ringmaster16
- ripsnorter14
- ritornelli13
- ritornello13
- romeldales16
- rosemaling17
- rosemaries13
- rostellums16
- rotameters13
- rotational12
- rototiller12
- rottweiler14
- rouletting15
- rousements15
- rubellites16
- rudimental17
- ruminators15
- ruralities12
- rusticator14
- sailboater14
- sailplaned17
- sailplaner16
- sailplanes16
- salmonella17
- salometers14
- saltarelli13
- saltarello13
- saltations12
- saltpeters14
- salutarily15
- salutation13
- salutatory14
- sanatorium15
- sandlotter13
- sanitarium15
- sanitorium15
- saprolites14
- satellites12
- saturating14
- saturation12
- saturators11
- saturnalia13
- saunterers12
- scaloppine21
- scleromata17
- sclerotial15
- sclerotium18
- scriptural18
- scrutineer15
- scutellate16
- seamanlike19
- semantical18
- semestrial14
- semiannual17
- semilethal17
- semiopaque26
- semipostal17
- senatorial12
- senatorian12
- sentential13
- separately16
- separating16
- separation14
- separatism16
- separatist13
- separative17
- separators13
- septenarii14
- septennial16
- septillion16
- septupling21
- sequential22
- sermonette14
- sermonizer23
- serrations11
- sestertium14
- silhouette14
- simpletons18
- simulation16
- simulators15
- sinoatrial12
- slatternly15
- slipperier17
- slipstream17
- slovenlier17
- smatterers13
- smattering16
- snippetier17
- solacement18
- soleplates15
- somersault15
- sopaipilla18
- sopapillas18
- southerner14
- spallation16
- sparteines14
- spathulate17
- spattering16
- spearmints17
- speculator18
- spermaceti19
- spermaries16
- spermatial17
- spermatium20
- sperrylite16
- sphalerite16
- spherulite17
- spiracular18
- spirometer16
- spirometry18
- splattered15
- spleenwort18
- splintered16
- spluttered16
- splutterer15
- sporangial17
- sporangium20
- sporulated16
- sporulates15
- sprattling17
- sputterers14
- sputtering17
- squamation24
- stablemate17
- stalagmite16
- stalemated15
- stalemates14
- starvation15
- stationary13
- stationers11
- stationery13
- statuaries11
- staurolite12
- stealthier13
- steamering16
- steamrolls15
- stenciller16
- stenotherm16
- stentorian12
- stepmother18
- stepparent17
- stereogram15
- sterigmata15
- sterilants12
- stimulants16
- stimulated16
- stimulates15
- stimulator15
- stipulated16
- stipulates15
- stipulator15
- stoppering19
- straitened12