9 letters
- irruption14
- isobutane14
- iteration10
- juniorate20
- karabiner17
- laborites13
- labourers14
- labouring17
- lactation14
- lamebrain17
- laminator14
- larruping17
- laudation13
- lazaretto19
- liberator13
- librarian14
- libration14
- libratory15
- librettos13
- literator10
- literatus11
- litterbag15
- litterbug16
- lubricant18
- lubricate17
- manipular18
- matutinal15
- mountable18
- multipart17
- multitone15
- mutilator14
- narration11
- narrative14
- natatoria10
- natrolite11
- neoplasia14
- neuralgia14
- neuroglia14
- neuromata14
- nilpotent15
- nitrators10
- nonarable15
- nonpareil15
- nucleator15
- numerator14
- obstinate13
- obtainers13
- obturated14
- obturates13
- obturator13
- operantly16
- operating15
- operation13
- opercular17
- orbicular17
- orientals11
- orientate10
- oubliette14
- outbleats14
- outeating13
- outlander13
- outlearns12
- outlearnt12
- outliners12
- outpaints14
- outrating13
- outsprint14
- overbuilt18
- overburnt18
- overplant18
- overprint17
- overtrain14
- painterly16
- palatines14
- palliator14
- palmation17
- palmitate16
- palpation17
- palpitant17
- palpitate16
- paltering16
- paltriest13
- panbroils17
- panettoni14
- pantalets14
- pantalone15
- parabolic19
- paramount17
- parathion15
- parboiled17
- parhelion16
- parietals13
- parroting15
- partition13
- pastorale13
- pastorali13
- pastorate12
- patentors13
- paternity15
- patienter13
- patiently16
- patinated14
- patinates13
- patroller14
- patrolman17
- patrolmen17
- patronage15
- patronise13
- patronize22
- pattering15
- paulownia18
- peculator17
- penultima18
- penumbral21
- perborate15
- perinatal14
- peritonea13
- petiolate13
- piperonal17
- pirouette13
- pivotable20
- placation17
- plaintext21
- planarity16
- planation15
- planetary16
- planetoid15
- plantable18
- platitude15
- plutocrat17
- plutonian16
- polarizer22
- politburo17
- pollinate15
- pollutant16
- porcelain17
- portables16
- portative16
- portering15
- portliest13
- portraits12
- portrayal15
- portulaca17
- postnatal14
- posttrial13
- postulant15
- postulate14
- potboiler16
- potential14
- pothunter16
- pottering15
- poulterer14
- poultries14
- pourboire16
- prattlers13
- prattling16
- prebattle16
- precoital16
- predation14
- prelature14
- prelusion15
- preordain14
- preputial17
- pretorian13
- pretrains13
- pretrials13
- printable17
- printouts14
- priorates12
- probating18
- probation16
- probative19
- procreant16
- profluent18
- prolactin17
- prolamine17
- pronuclei18
- prorating15
- proration13
- prosateur13
- prostrate12
- protamine16
- protistan13
- protonate13
- proustite13
- psalteria13
- pterosaur13
- pulmonate18
- pulsation15
- purgation16
- purloined16
- purloiner15
- puttering16
- rabbinate16
- raconteur14
- rainspout14
- rainwater13
- raptorial13
- rapturing16
- rationale11