4 letters
- pile8
- pili8
- pina8
- pine8
- pins8
- plan9
- plea8
- pleb11
- plie8
- plus9
- pubs11
- puce11
- pula9
- pule9
- puli9
- puls9
- puna9
- puns9
- sabe7
- safe7
- sail5
- sain5
- sale5
- salp8
- sane5
- saul6
- scab10
- scan8
- scup11
- seal5
- seel5
- seen5
- seep7
- seif7
- self8
- sene5
- sial5
- sice7
- sine5
- sipe7
- slab8
- slap8
- slip8
- slub9
- slue6
- snap8
- snib8
- snip8
- snub9
- spae7
- span8
- spec10
- spic10
- spin8
- spue8
- spun9
- suba8
- supe8
- ulan7
- ulna7
- unai6
- unbe9
- unci9
- upas8