11 letters
- hectometers19
- hematocrits19
- hemipterans20
- heptameters19
- heteroecism19
- idempotents19
- impartation18
- impartments21
- impatiences21
- impersonate18
- impetration18
- importances21
- importunate19
- impotencies21
- imprecation21
- impregnates20
- incarcerate18
- incompetent22
- intemperate18
- intenerates13
- interatomic18
- intercalate16
- intercampus22
- intercepted19
- intercepter18
- interceptor18
- intercostal16
- interpolate16
- intersected16
- interspaced19
- interspaces18
- introspects18
- lacerations16
- letterspace18
- macerations18
- machinators20
- maisonettes15
- malpractice24
- mandatories16
- manometries18
- mantelpiece22
- marionettes15
- martensites15
- martensitic18
- mascarpones21
- masterpiece20
- mastication18
- masticators17
- masticatory19
- maternities15
- maturations16
- mercenaries18
- meritocrats17
- mesonephric23
- metacenters18
- metacentric21
- metagenetic20
- metanephric23
- metanephroi20
- metanephros20
- metaplastic21
- metasomatic20
- meteoritics17
- metrication18
- microstates17
- misanthrope20
- miscreation18
- monasteries15
- monetarists15
- monocracies21
- morphactins23
- narcoleptic22
- natatoriums16
- necessitate15
- necromantic22
- nematocides19
- neocortices18
- nonreceipts19
- oceanariums19
- omnipresent19
- opalescence22
- optometries17
- pacesetters17
- pacesetting20
- pageantries17
- pancratiums22
- pancreatins19
- paragenetic20
- parcenaries18
- parenthetic20
- paresthetic19
- parliaments19
- paternalism19
- paternalist16
- paternities15
- paternoster15
- patriciates17
- patrimonies18
- patronymics23
- peacemakers24
- peacockiest24
- pearlescent19
- peasantries15
- penetrances19
- penetration16
- penetrative19
- pentamerous19
- pentameters18
- pentarchies20
- percentages20
- percentiles19
- perceptions21
- perfections21
- peritoneums19
- permanences22
- permeations18
- permutation19
- persecution19
- persistence18
- personative19
- pertinences19
- petitioners15
- piezometers26
- planimeters19
- pomegranate20
- portamentos18
- portmanteau19
- postconcert21
- postcranial19
- postmarital18
- potentiates15
- praetorians15
- pratincoles19
- preachments23
- precautions19
- precocities20
- preconceive25
- preconcerts21
- predicament22
- predominate19
- preelection19
- preemptions21
- preexistent22
- prelections19
- premeditate18
- premoistens18
- prenominate19
- preromantic21
- presciences21
- presentient16
- presentment19
- pretentious16
- prominences22
- protectants18
- protections18
- proteinases15
- protonemata18
- putrescence22
- pycnometers23
- pyromancies23
- pyromaniacs23
- ratiocinate15
- reaccepting23
- reaccession18
- reactivates18
- recantation16
- receptacles21
- reciprocate20
- recitations15
- reclamation19
- recommences24
- recompensed22
- recompenses21
- reconceives22
- recontacted19
- recoupments22
- recreations15
- redemptions19
- reelections16
- reenactment19
- reestimated15
- reestimates14
- reinspected19
- remittances18
- remoistened16
- remonetizes24
- remonstrate15
- remotivates18
- renegotiate14
- renominates16
- reorientate12
- reparations15
- repatriates14
- repentances19
- repetitions15
- replacement22
- reputations16
- restatement15
- reticencies18
- retirements15