11 letters
- retractions15
- retribution16
- retroaction15
- reunionists14
- revaluation18
- revelations17
- reversional17
- reversioner16
- revisionary18
- revisionism19
- revisionist16
- revocations19
- revolutions18
- riotousness13
- rubrication19
- rumbustious20
- ruminations17
- rustication16
- sacculation20
- sagaciously20
- salaciously19
- salivations17
- salutations14
- salvational18
- sanctioning19
- sanitations13
- saturations13
- scrumptious22
- sectionally19
- seditiously16
- segregation16
- seigniorage16
- seigniories14
- semasiology19
- semiologies17
- semiologist17
- semiotician18
- semioticist17
- seniorities12
- sensational14
- sententious14
- separations15
- septentrion16
- septillions17
- seriousness13
- sextillions21
- sibilations16
- simulations17
- situational14
- slumgullion22
- sociologese17
- sociologies17
- sociologist17
- sociometric20
- sociopathic22
- sociosexual23
- solmization25
- sonications16
- soteriology16
- spallations17
- speciations18
- speculation20
- spiculation20
- spoliations16
- sporulation17
- squamations25
- stagflation18
- stagnations15
- stanchioned19
- starvations16
- stimulation17
- stipulation17
- stylization24
- subaudition18
- subdecision20
- subdivision21
- subductions21
- subjections28
- subjugation28
- subjunction30
- sublimation20
- subluxation25
- submersions19
- submissions19
- submunition21
- subnational18
- subornation17
- subrational17
- subregional19
- subreptions19
- subrogation18
- subsections19
- substations16
- subsumption23
- subtraction19
- subventions21
- subversions20
- successions19
- suffixation26
- suffocation22
- suggestions17
- sulfonation18
- summational20
- superiority17
- supernation17
- supervision20
- supinations17
- suppletions20
- supposition19
- suppression19
- suppuration20
- surjections25
- suspensions17
- suspicioned20
- suspiration16
- susurration14
- symphonious23
- syncopation21
- syndication19
- tabulations17
- tediousness14
- televisions17
- teliospores15
- temerarious15
- temptations18
- tenaciously19
- tendencious18
- tendentious15
- tenebrionid17
- tensiometer15
- tensiometry17
- tensionless14
- termination16
- thermionics20
- thiocyanate19
- thiopentals18
- thiosulfate18
- thiouracils18
- tibiofibula22
- titillation14
- titivations16
- tolerations13
- torsionally16
- tourbillion18
- trabeations15
- traditional14
- trajections24
- transaction16
- transection16
- transfixion23
- transfusion17
- transitions13
- translation14
- trepanation16
- trepidation16
- tribulation17
- trillionths16
- trisections15
- triskelions17
- trituration13
- truncations17
- tumefaction22
- ulcerations17
- ultraviolet18
- unambitious20
- uncaptioned21
- unconscious21
- undecillion20
- undulations17
- unemotional18
- unidiomatic20
- unification20
- unitization23
- unmalicious21
- unmelodious19
- unmentioned19
- unpatriotic19
- unreligious17
- urediospore16
- urtications16
- usurpations17
- utilization23
- vacationers19
- vacationing22
- vacationist19
- vaccination23
- vacillation21
- vacuolation21
- vagariously21
- valediction21
- validations18
- valuational19
- variational17
- variegation18
- variometers18
- variousness17
- vegetations18
- venerations17
- venesection20
- ventilation18