10 letters
- semiopaque26
- semipostal17
- semipublic24
- semiquaver27
- semisacred17
- semisecret16
- semisolids15
- semitropic19
- semivowels21
- semiweekly23
- semiyearly18
- septicemia19
- septicemic22
- seriocomic19
- shlemiehls19
- sicklemias21
- similarity16
- similitude16
- sinsemilla16
- skirmished20
- skirmisher19
- skirmishes19
- smarminess17
- smiercases16
- smitheries15
- sodomizing26
- songsmiths18
- spearmints17
- spermicide20
- squirmiest23
- stalagmite16
- staminodia15
- steaminess14
- stepfamily22
- storminess14
- strabismic19
- streamiest13
- streamings16
- subliminal20
- subminimal22
- submission18
- submissive21
- submittals18
- submitting20
- summiteers17
- summitries17
- supermicro20
- superminds19
- superminis18
- swimmingly25
- synonymies19
- synonymist19
- synonymity21
- synonymize28
- systemized25
- systemizes24
- taphonomic22
- taxidermic24
- taxonomies21
- taxonomist21
- teleonomic18
- tenotomies14
- terminable18
- terminably20
- terminally18
- terminated15
- terminates14
- terminator14
- terminuses15
- termitaria13
- theonomies16
- thermionic19
- thermistor15
- thiaminase16
- thrummiest19
- thymidines19
- timidities14
- topminnows21
- toponymies19
- toponymist19
- totemistic16
- tragicomic21
- treadmills16
- trigeminal17
- trinomials15
- tryptamine19
- tularemias15
- tumidities15
- tunesmiths17
- ultramicro18
- unacademic22
- unadmitted17
- unassuming19
- unbecoming24
- unbosoming21
- uncharming23
- undermined18
- undermines17
- uneconomic22
- unexamined24
- unfamiliar19
- unfeminine20
- ungimmicky29
- uniforming21
- uniformity20
- unmilitary18
- unmingling22
- unmitering18
- unrhythmic24
- untrimming21
- vagotomies19
- vasotomies17
- verapamils21
- vermicelli22
- vermicides21
- vermicular22
- vermifuges23
- vermilions19
- vermillion20
- victimised21
- victimises20
- victimized30
- victimizer29
- victimizes29
- voluminous21
- vomitories17
- whitesmith20
- willemites18
- windmilled21
- wolframite20
- wordsmiths19
- xenogamies23
- xylotomies23
- zamindaris24