11 letters
- pantheistic20
- pantomimist21
- patinations16
- pectination19
- phonemicist23
- phonetician21
- ratiocinate15
- reanimation16
- recantation16
- recitations15
- romanticise18
- romanticism21
- romanticist18
- sanctioning19
- sanitations13
- semanticist18
- seminomadic22
- semiotician18
- shamanistic20
- sinfonietta16
- smithsonite17
- stanchioned19
- stenobathic20
- technicians21
- termination16
- testimonial16
- thermionics20
- thiaminases17
- thiocyanate19
- thorianites14
- tiemannites16
- tramontanes16
- transaction16
- transection16
- vacationist19
- vaticinates19