5 letters
- octad9
- octal9
- octan9
- octet8
- octyl11
- ofter8
- ogham12
- ogled9
- ogler8
- ogles8
- ogres7
- oiler6
- older7
- oleic9
- omega10
- opera8
- orach10
- orals6
- orang8
- orate5
- orcas8
- order6
- oread6
- organ8
- orgic10
- oriel6
- orles6
- ormer8
- ortho7
- other7
- ottar5
- otter5
- ought10
- outer6
- outre6
- ovate9
- overt9
- owlet9
- oxter12
- pacer11
- pacha13
- pager10
- palea9
- paler9
- palet9
- parae8
- parch13
- pareo8
- parer8
- parge10
- pargo10
- parle9
- parol9
- patch13
- pater8
- peach13
- pearl9
- peart8
- perch13
- petal9
- phage12
- place12
- plage11
- plate9
- pleat9
- poach13
- polar9
- poler9
- porch13
- prate8
- prole9
- rabat8
- raced9
- racer8
- races8
- racon9
- radar6
- ragas7
- raged8
- ragee7
- rages7
- rajah16
- raker9
- rales6
- ralph11
- ramet8
- rance9
- ranch11
- range8
- raper8
- raphe10
- rared6
- rarer5
- rares5
- raser5
- ratal6
- ratan6
- ratch10
- rated6
- ratel6
- rater5
- rates5
- rathe7
- ratio5
- ratos5
- ravel10
- raver9
- rawer8
- rayah9
- razer14
- razor14
- reach10
- react8
- realm9
- reals6
- rearm8
- rears5
- reata5
- rebar8
- recap11
- recon9
- recta8
- recti8
- recto8
- recur9
- recut9
- regal8
- regma10
- regna8
- rehab10
- relax13
- relay8
- relet6
- relic9
- relit6
- renal7
- reoil6
- repot8
- repro8
- reran6
- rerig7
- retag7
- retax12
- retch10
- retia5
- retro5
- retry7
- rheas7
- rhyta9
- riata5
- ricer8
- right9
- rigor7
- roach10
- roars5
- roast5
- roble9
- roger7
- rogue8
- roles6
- roper8
- roset5
- rotas5
- rotch10
- rotes5
- rotls6
- rotor5
- rotte5
- rouge8
- rough10
- route6
- routh8
- rover9
- rowel9
- rower8
- rowth10
- royal8
- ruche11
- rugae8
- rugal9
- ruler7
- rural7
- sacra8
- sager7
- sarge7
- scale9
- scare8
- scart8
- score8
- scrag10
- selah8
- serac8
- seral6
- setal6
- shale8
- shalt8
- share7
- sheal8
- shear7
- sheol8