11 letters
- rascalities15
- reanimating18
- reanimation16
- recriminate18
- reemissions15
- reincarnate16
- reinitiates12
- reminiscent19
- reminiscers18
- reminiscing21
- remittances18
- renaissance16
- renitencies16
- renominates16
- renunciates17
- rescindment20
- resistances15
- ritzinesses21
- romanticise18
- runtinesses14
- saintliness14
- samarskites18
- sanctifiers18
- sanctuaries16
- sanitarians13
- sanitariums16
- sansevieria16
- scantnesses16
- scrawniness19
- scrutinises16
- semanticist18
- seminarians16
- seminarists15
- semiotician18
- seniorities12
- sensitising15
- sensitizers21
- separatisms17
- septicemias20
- shamanistic20
- sincereness16
- sincerities15
- slimnastics19
- smartnesses15
- spermacetis20
- spessartine15
- stagnancies18
- starchiness17
- stavesacres18
- strangeness15
- streakiness16
- streamlines16
- streamsides15
- stridencies16
- stringiness15
- sustenances17
- syncretises17
- syncretisms20
- tacitnesses15
- tackinesses19
- tardinesses13
- tawninesses16
- tetracaines15
- thiaminases17
- tiemannites16
- timidnesses16
- tinninesses14
- transiences16
- transmarine16
- tricksiness19
- unanimities17
- vincristine20