Any food or beverage with a high amount of sugar.
Diabetes mellitus; any of a group of metabolic diseases whereby a person (or other animal) has high blood sugar due to an inability to produce, or inability to metabolize, sufficient quantities of the hormone insulin.
Diabetes insipidus; any condition characterized by excessive or incontinent urine, now specifically as caused by impaired production of, or response to, the antidiuretic hormone vasopressin.
A syrupy byproduct of sugar refining; molasses or golden syrup.
Sweetheart (from treacle tart).
Cloying sentimental speech.
To apply treacle to a surface, so as to catch flies or moths, etc.