9 letters
- parathion15
- pastoring15
- phonating18
- pronating16
- protamins16
- ptarmigan18
- raincoats13
- rainstorm13
- ransoming16
- rationals11
- rationing13
- ratooning13
- reanoints11
- reasoning13
- rhatanies12
- rhizomata23
- rhodamins16
- rigatonis12
- rightmost16
- rogations12
- romancing19
- romantics16
- ruminants15
- samaritan13
- sanatoria10
- sanitoria10
- santolina12
- senhorita12
- shamanist15
- shamoying19
- shantyman18
- signalman17
- signatory14
- signorina13
- smoothing17
- snatching18
- something17
- sonatinas11
- songsmith17
- sporangia15
- stanching18
- stanchion16
- starching17
- stinkhorn17
- straining13
- stranding14
- straphang17
- streaming15
- strongish14
- strongman16
- strongmen16
- surnaming17
- tamarinds14
- tamponing19
- tarantism13
- tarnation11
- tarragons12
- thermions15
- thrashing16
- throating14
- thrombins18
- thronging17
- tonsuring14
- trachomas17
- tragopans15
- trainings13
- transonic14
- trimarans13
- unhorsing16
- xanthomas22