11 letters
- recoupments22
- reminiscent19
- renitencies16
- repetitions15
- repetitious15
- resentments16
- resumptions19
- reunionists14
- securements19
- seducements20
- semanticist18
- semioticist17
- semitropics20
- senectitude17
- sententious14
- septentrion16
- septicemias20
- sermonettes15
- serpentines16
- seventieths18
- smithsonite17
- snippetiest18
- solemnities16
- speciations18
- spinnerette16
- stenotypies17
- subsentence20
- subventions21
- supercities18
- supertonics19
- supervision20
- supinations17
- suspicioned20
- technetiums21
- teemingness18
- televisions17
- tempestuous19
- tendencious18
- tendentious15
- tensiometer15
- testimonies15
- tiemannites16
- trisections15
- truepennies17
- tumescences22
- turpentines17
- uncontested18
- uninspected21
- uninterests14
- unreceptive23
- unseemliest17
- unselective21
- untimeliest17
- utopianisms19
- vasectomies21
- venesection20
- venturesome20
- viciousness20
- viscometers21
- viscountess20
- viscounties20
- voiceprints22