11 letters
- intercalary18
- intercalate16
- intrathecal18
- narratology17
- operational16
- panegyrical23
- paragenetic20
- heteroploid18
- hydrogenate19
- hydrotropic22
- intercepted19
- interdealer14
- interplayed19
- interpreted16
- ironhearted15
- lionhearted16
- openhearted18
- orthopaedic20
- pedogenetic21
- periodontal17
- philanderer19
- heterophile19
- heterophony21
- heterotroph18
- holographer21
- holographic24
- hypercharge25
- hypothecate23
- lithography23
- orthography22
- helicopting23
- heliotropic20
- integrality17
- intricately18
- necrophilia21
- optionality18
- partitioner15
- perionychia22
- perithecial20
- pertinacity20
- petitionary17
- interjector24
- greenmailer18
- hematologic22
- hemoprotein20
- hepatectomy24
- homeporting22
- homogeneity21
- hygrometric23
- hymenoptera22
- hypermetric24
- importantly21
- imprecatory22
- impregnator20
- intemperate18
- mantelpiece22
- melanophore21
- mercenarily21
- metagenetic20
- metanephric23
- metanephroi20
- methylating22
- methylation20
- monographic25
- moonlighter20
- morphogenic25
- myelopathic25
- mythopoetic24
- nephrectomy25
- nomographic25
- phonogramic25
- photometric22
- interagency20
- interchange20
- intolerance17
- nonathletic19
- nonliterary16
- nonliterate14
- nonoperatic19
- nontropical20
- ontogenetic18
- penetrating18
- penetration16
- pertinently19
- ornithology19
- grapholects22
- graptolites17
- greenhearts16
- heartstring16
- hectoliters17
- helicopters20
- heliotropes17
- hepatocytes21
- heterospory18
- honeyeaters16
- horseplayer19
- hypersaline20
- hyperstatic21
- hypertonias19
- hypocenters22
- hypogastric23
- integrators14
- intercostal16
- interlayers15
- interlopers16
- interrogees14
- interschool18
- latchstring20
- letterspace18
- necrologies18
- necrologist18
- necropoleis19
- negotiators14
- northeaster14
- northerlies15
- orchestrate16
- orographies18
- osteopathic19
- pacesetting20
- paresthetic19
- paternoster15
- pathologies19
- pathologist19
- pearlescent19
- pentarchies20
- percentages20
- percentiles19
- percolators18
- perorations15
- personality18
- petrologies17
- petrologist17
- phagocytose23
- phenologies20
- phraseology21
- phycologies24
- phycologist24
- pentathlete18
- granulocyte21
- incorruptly22
- inculpatory22
- intercouple20
- interrupter16
- interruptor16
- luteotropic19
- luteotropin17
- neuroleptic20
- neuropathic21
- neurotropic19
- outcapering21
- outcheating20
- outreaching20
- hortatively20
- hyperactive25
- irrelevance20
- irrelevancy22
- operatively21
- overarching23
- overheaping23
- overhearing20
- overheating20
- overleaping22
- overletting19
- overnighter20
- overoperate18
- overplaying24
- overprotect21
- overreacher20
- overtighten20
- penetrative19
- intergrowth19
- lycanthropy25
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