MASCULINE FEMININE NEUTER SINGULAR NOM. imperfectus imperfecta imperfectum GEN. imperfecti imperfectae imperfecti DAT. imperfecto imperfectae imperfecto ACC. imperfectum imperfectam imperfectum ABL. imperfecto imperfecta imperfecto PLURAL NOM. imperfecti imperfectae imperfecta GEN. imperfectorum imperfectarum imperfectorum DAT. imperfectis imperfectis imperfectis ACC. imperfectos imperfectas imperfecta ABL. imperfectis imperfectis imperfectis