Mammoth Uncensored Word List:
75 words ending with l, 17 letters long

antitechnological biometeorological centrosymmetrical characterological chemolithotrophal chondroectodermal chondropharyngeal countercommercial cytoarchitectural cytomorphological electroacoustical electroanalytical electromechanical heptapentagesimal histopathological historiographical hyperintellectual iatromathematical interdepartmental intergenerational intergovernmental interpopulational interprofessional laryngopharyngeal leptogeosynclinal metapsychological multigenerational mycotoxicological neuropathological neuroradiological noncircumstantial nonconstitutional nonconversational nondenominational nondistributional nonecclesiastical noninterventional nonmethodological nonsubstitutional nontransferential oculodentodigital orthogeosynclinal otolaryngological paleogeographical paleopathological parapsychological pentachlorophenol pentylenetetrazol pharmacognostical pharyngobranchial phytogeographical phytolithological phytopathological phytosociological pleuropericardial postdevelopmental postobservational posttranslational pseudosymmetrical psychoeducational psychooncological pyrometallurgical radioastronomical splanchnoskeletal superintellectual symptomatological tracheoesophageal transgenerational triculoperitoneal ultraprofessional ventriculopleural vitellointestinal zeugogeosynclinal zygomaticofrontal zygomaticoorbital