9 letters
- operating15
- operation13
- operative16
- orangeade13
- orangerie12
- orangiest12
- oratories9
- organiser12
- organizer21
- orientate10
- orienteer10
- originate12
- orneriest10
- orogenies12
- outraging15
- outraving17
- outrigger14
- overalert14
- overawing19
- overborne17
- overdoing17
- overeager15
- overeaten14
- overeater13
- overemote16
- overexert20
- overgraze24
- overgrown19
- overlarge16
- overlearn15
- overnight18
- overprint17
- overrated14
- overrates13
- overreact16
- oversteer13
- overtaken18
- overtaxed21
- overtaxes20
- overtired14
- overtires13
- overtones14
- overtrade14
- overtrain14
- overtreat13
- overwater16
- overwrite16
- overwrote16
- oxalating20
- oxygenate21
- parentage15
- pargeting17
- parroting15
- patronage15
- peregrine15
- peritonea13
- portaging17
- porterage14
- portering15
- pretorian13
- preventer17
- privateer16
- prorating15
- proration13
- prorogate14
- ragouting15
- rainwater13
- rationale11
- ratooners10
- ratooning13
- ravigotes15
- reanimate13
- rearguing15
- rearrange12
- reavowing19
- rebooting15
- recoinage15
- reconvert17
- recrating15
- redingote13
- reearning13
- reengaged15
- reengages14
- reengrave16
- reentries10
- reevoking20
- reexamine20
- reforging17
- regainers12
- regardant13
- regarding15
- regearing14
- regorging16
- regrading15
- regranted13
- regrating14
- regrooved16
- regrooves15
- regrowing17
- rehearing14
- reheating14
- reiterate9
- remeeting15
- remerging17
- renovated15
- renovates14
- renovator14
- reoperate12
- reorients10
- repeating15
- reportage14
- reporting15
- reproving19
- reradiate10
- rereading13
- reroofing15
- rerouting13
- reseating12
- reserving16
- resonator10
- resorting12
- restaging14
- restoring12
- restriven14
- retagging16
- retainers10
- retarding13
- reteaming15
- retearing12
- retentive14
- retooling13
- retorting12
- retracing15
- retrained11
- retrieval14
- retrieved14
- retriever13
- retrieves13
- revealing17
- revelator14
- revengers16
- revenging19
- reverbing19
- reversing16
- reversion14
- revertant14
- reverting16
- revesting16
- revetting16
- revolting17
- reweaving19
- riverboat16
- rogations12
- segregant14
- segregate13
- serrating12
- serration10
- sniggerer14
- sovereign16
- staggerer13
- stereoing12
- stingaree12
- tangerine13
- targeting14
- tarragons12
- tarriance13
- taverners14
- teenagers12
- teetering12
- teratogen12
- ternaries10
- terracing15
- toggeries13
- tragedian13
- traveling17
- treenware13
- triggered14
- unaverage17
- vagotonia16
- vagotonic19
- variating16
- variation14
- variegate15
- varooming19
- vectoring19
- veneering17
- venerated15
- venerates14
- venerator14
- veratrias13
- veratrine14
- veratrins14
- vernation15
- vertebrae16
- vertigoes15
- vexations21
- vignetter16
- vinegared17
- vintagers16
- warrantee13