Reverse Dictionary: IMBECILE

ADJECTIVES
► CABBAGED rendered imbecilic → 1990s sl.
► DAFFY imbecile, soft → Bk1900 Eng. dial.
► DAUPET ► DAWPIT silly, stupid, foolish, imbecile → 1788 Sc.
► DEEPOOPERIT applied to one in a state of imbecility, mentally or bodily; worn out → B1900 Sc.  
► DINGBATTY half crazy, imbecile → 1911 Amer. dial.
► FATUOUS that is in a state of dementia or imbecility; idiotic → 1773
► IMBESILLY imbecile and silly → Bk1942 Amer. sl.
► SACKY imbecile, deficient in understanding → 1854 Eng. dial.
► SART foolish, imbecile, daft → 1885 Eng. dial.
► SCRATLING imbecile, silly → Bk1904 Eng. dial.
► ZACKY imbecile, deficient in understanding → 1854 Eng. dial.

NOUNS
► AMENTIA total lack of intelligence, imbecility → 1801
► FATUISM idiocy, mental imbecility, dementia → 1884
► FATUITY idiocy, mental imbecility, dementia → 1621-51
► FATUOUSNESS besotted foolishness, stupidity, infatuation; imbecility → 1874
► UNNATURALITY imbecility → 1823 Sc. obs.

NOUNS – PERSON
► AMENT a person congenitally deficient in mind or intellect; a born idiot or imbecile → 1897
► DAFTIE ► DAFTY an idiot, an imbecile; a madman → 1868 Sc. & N. Eng. dial.
► DODDYPOLL a dunce; an imbecile obs.
► DUMBSHIT a stupid oaf; an imbecile → 1961 US sl.
► DUMBWAD an imbecile → 1978 US sl.
► IMBO a simpleton, a fool; an imbecile; a gullible person, esp. the victim of a criminal → 1953 Aust. sl. 
► IMBY an imbecile → 1981 Amer. sl.
► MEWPLE  ► MOOPLE an imbecile; a simpleton → Bk1881 Eng. dial.
► NAZZ-NOLL ► NAZZ-NOWL an imbecile; a person whose wits are confused → Bk1905 Eng. dial.
► OBJECT a deformed or diseased person; an imbecile; a miserable creature → 1718 Sc. & Eng. dial.
► ZAHTY-POLL a stupid, silly, half-imbecile person → Bk1904 Eng. dial.

VERBS
► IMBECILE to make imbecile, weak, or impotent; to impair, to weaken, to enfeeble, to debilitate → 1593 obs.
► IMBECILITATE to make imbecile, weak, or feeble; to enfeeble; to deprive of strength → 1647 obs.