13 letters
- proctologists22
- prolongations21
- psephological28
- psephologists24
- psychobiology31
- psychological30
- psychologised27
- psychologises26
- psychologisms29
- psychologists26
- psychologized36
- psychologizes35
- pteridologies20
- pteridologist20
- querulousness27
- radiobiologic23
- reallocations19
- redeployments24
- redevelopment26
- reemployments26
- reflexologies27
- remythologize32
- reticulocytes23
- rheologically25
- roentgenology22
- salmonelloses20
- salmonellosis20
- sansculottish21
- sansculottism22
- schoolfellows27
- sedimentology23
- seismological23
- seismologists19
- selenological22
- selenologists18
- semasiologies19
- serologically23
- sexploitation25
- shallownesses21
- slouchinesses21
- soliloquising28
- soliloquizers34
- soliloquizing37
- somatological23
- soteriologies16
- speleological24
- speleologists20
- staphylococci30
- stereological20
- stoloniferous19
- stylographies23
- suballocation23
- subemployment30
- supercolossal22
- superdiplomat25
- superlobbyist26
- superloyalist21
- synecological26
- tautologously21
- technological26
- technologists22
- technologized32
- technologizes31
- telencephalon25
- teratological20
- teratologists16
- terminologies20
- tetrachloride20
- tetraploidies18
- thanatologies19
- thanatologist19
- theologically25
- thermophilous25
- thunderclouds24
- thyroglobulin26
- topologically26
- toxicological30
- toxicologists26
- translocating21
- translocation19
- tremulousness20
- triamcinolone22
- trichlorphons25
- trichologists21
- triploblastic24
- troublousness20
- typologically28
- unapologizing33
- unchlorinated23
- underclothing25
- underemployed26
- unemployables28
- unemployments28
- unideological23
- urbanologists21
- valorizations28
- velociraptors24
- ventriloquial30
- ventriloquies29
- ventriloquism32
- ventriloquist29
- ventriloquize38
- vexillologies29
- vexillologist29
- victimologies26
- victimologist26
- violoncellist24
- virologically27
- volcanologies25
- volcanologist25
- vulcanologies26
- vulcanologist26
- watercolorist20
- waterflooding24
- whistleblower26
- xylographical34
- yellowhammers28
- yellowthroats22
- zealousnesses25
- zygodactylous34