Simple past tense and past participle of tipple. (verb)
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Use "tippled" in a sentence
"A whimsical expression tippled across the girl's face, a mixture of tenderness and mischief."
"Rudolf shining his nose-red lamp down the flue at his struggling boss barely suppressing a snicker wondering if the old grog-soused fart just hasn't had too many cookies and tippled too much candy cane schnapps!"
"I was a teenager, one of Blanche's many rowdy great-grandchildren, a girl who smoked pot and tippled Gallo Rose in the garage."