10 letters
- jubilation25
- junctional26
- juniorates21
- labiovelar19
- laceration15
- lactations15
- lamination16
- lascivious19
- latifundio17
- laudations14
- laureation13
- lectionary17
- levigation18
- levitation16
- libecchios22
- liberation15
- librations15
- licentious16
- limitation15
- lineations13
- lionfishes17
- liquations22
- literation12
- litigation14
- lobulation17
- locational16
- locomotion18
- loquacious25
- lubricious19
- lugubrious19
- lusciously19
- lustration13
- maceration17
- maculation19
- malathions17
- marination15
- marionette14
- maturation15
- medallions17
- mediations15
- medication18
- mediocrity19
- meditation15
- meliorated15
- meliorates14
- meliorator14
- meliorisms17
- meliorists14
- menadiones16
- mendacious19
- meningioma20
- mentations15
- mentioners15
- mentioning18
- meridional16
- methionine17
- midsection18
- migrations16
- millefiori18
- millionths18
- milliosmol19
- miscaption20
- misprision17
- missiology18
- missionary16
- missioners14
- missioning17
- missionize23
- mitigation16
- moderation15
- modillions17
- modulation17
- monoecious18
- morulation16
- motionless15
- motivation18
- moustachio19
- mullioning20
- multiunion18
- munitioned17
- mustachios19
- mutational16
- mutilation16
- mysterious16
- narrations12
- nationally16
- nationhood15
- nationwide16
- navigation18
- negational15
- nervations16
- nitrations12
- nodulation15
- nomination16
- nonactions16
- nonfiction19
- nonillions15
- nonobvious20
- nonrioters12
- nonrioting15
- nonserious13
- nonviolent18
- notational13
- notionally16
- novobiocin22
- nucleation17
- numeration16
- nutational14
- nutritions13
- nutritious13
- objections26
- obligation17
- obsequious24
- obsessions14
- obtrusions15
- obturation15
- obviations18
- occasional18
- occasioned18
- occlusions19
- occupation21
- octillions16
- odiousness13
- olfactions18
- onionskins17
- operations14
- opposition17
- oppression17
- optionally18
- ordination13
- osculation16
- otioseness11
- otiosities10
- outstation12
- ovariotomy19
- overaction18
- ovulations17
- oxidations19
- ozonations21
- pagination17
- palliation16
- palmations18
- palpations18
- parabioses16
- parabiosis16
- parabiotic19
- parashioth17
- parathions16
- partitions14
- passionate14
- pasticcios19
- patination15
- patriotism16
- pavilioned20
- peculation19
- pensionary17
- pensioners15
- pensioning18
- perception20
- percussion18
- perditions15
- pereiopods17
- perfection20
- perfidious18
- perfusions18
- perihelion17
- periodical18
- periosteal14
- periosteum17
- perjurious24
- permeation17
- permission17
- pernicious18
- peroration14
- persuasion15
- pervasions18
- perversion18
- petiolules16
- petitioned15
- petitioner14
- phelonions18
- phonations17
- photodiode17
- physiology22
- pincushion21
- pioneering17
- pistachios18
- pixilation22
- placations18
- planations16
- plantation16
- pleiotropy19
- plesiosaur15
- plications18
- poliovirus19
- pollutions17
- population19
- portfolios17
- portioning17
- positional15