12 letters
- leachability24
- leadennesses16
- leaderboards18
- leapfrogging26
- leaseholders17
- leatherbacks25
- leatherettes15
- leathernecks23
- leatherwoods19
- lighthearted20
- loudspeakers22
- macronuclear24
- mainstreamed20
- malfeasances23
- malleability23
- maltreatment20
- marriageable21
- meadowsweets22
- meagernesses18
- mealymouthed25
- meaningfully27
- meanspirited20
- measurements20
- meatpackings28
- microreaders19
- miscreations19
- misdemeanant21
- misdemeanors20
- misfeasances22
- misleadingly23
- mistreatment19
- mononuclears22
- mononucleate22
- muddleheaded23
- multinuclear23
- multiwarhead23
- nauseatingly20
- neanderthals18
- neorealistic17
- nonbreakable25
- nonbreathing22
- noncollinear20
- nonfeasances21
- nonlinearity18
- nonmalleable23
- nonnucleated21
- nonrealistic18
- nontreatment18
- northeastern16
- northeasters15
- oceanography25
- oceanologies19
- oceanologist19
- oleaginously20
- oleandomycin24
- outpreaching24
- outspreading20
- overbleached26
- overbleaches25
- overcleaning24
- overclearing23
- overidealize27
- overlearning21
- overreachers21
- overreaching24
- overreacting22
- overreaction20
- overtreating19
- pancreatitis19
- pathbreaking27
- peacefullest24
- peacefulness24
- peacekeepers25
- peacekeeping28
- peacemakings28
- peakednesses21
- pearlescence23
- peritoneally20
- permeability24
- photonuclear23
- phreatophyte24
- pinealectomy25
- pleasantness18
- pleasantries17
- pleasingness20
- pleasureless18
- portmanteaus20
- portmanteaux27
- postdeadline19
- preachifying28
- preadmission20
- preadmitting22
- preallotting20
- preamplifier25
- preannounced23
- preannounces22
- preapproving28
- prearranging21
- preassembled23
- preassigning21
- prebreakfast25
- preclearance23
- predeceasing22
- premeasuring22
- prerehearsal18
- pretreatment19
- proboscidean23
- procreations19
- proofreaders19
- proofreading22
- proudhearted20
- purplehearts22
- puzzleheaded39
- queasinesses23
- reaccelerate19
- reaccessions19
- reaccredited20
- reacquainted27
- reactivating22
- reactivation20
- reactiveness20
- reactivities19
- readableness18
- readdressing17
- readjustable27
- readjustment27
- readmissions17
- reafforested19
- reaggregated19
- reaggregates18
- realignments20
- realizations23
- reallocating20
- reallocation18
- realpolitiks21
- reanimations17
- reannexation22
- reappearance22
- reappointing22
- reapportions19
- reappraisals19
- reappraising21
- rearticulate17
- reasonlessly17
- reassemblage21
- reassemblies19
- reassembling22
- reassertions13
- reassessment16
- reassignment19
- reassumption20
- reassurances17
- reassuringly19
- reattachment21
- reattempting21
- reattributed17
- reattributes16
- reauthorized25
- reauthorizes24
- rechargeable23
- recreational17
- researchable21
- researchists17
- ribonuclease21
- seamlessness17
- seamstresses15
- searchlights22
- semiarboreal19
- shareability20
- sheepshearer19
- sleazinesses23
- slipstreamed20
- sneakinesses18
- softheadedly22
- southeastern16
- southeasters15
- speakerphone25
- speakerships24
- spearfishing23
- spearheading21
- spreadsheets18
- steadinesses14
- stealthiness16
- steamfitters18
- steaminesses16
- steamrollers17
- steamrolling20
- steatopygias19
- steatopygous20
- steatorrheas14
- stonyhearted18
- stouthearted16
- streamliners17
- streamlining20
- stripteasers15
- subterranean18
- sulfonylurea22
- superheaters18
- superheating21
- superrealism20