The term 'TABBY INTOXICANT' is a combination of two crossword solutions: 'TABBY' and 'INTOXICANT'. TABBY is a type of cat that has distinctive stripes, swirls, dots, or lines on its fur. INTOXICANT is a substance that can cause intoxication when consumed. The final solution, 'CATNIP' (6 letters), is a plant that is known to have a stimulating effect on cats when they smell it. CATNIP is often used as a recreational drug for cats, and is considered to be a safe and non-addictive INTOXICANT.