Past tense of hiccup; to have made involuntary hiccup sounds and diaphragm contractions.
Regular past tense of 'hiccup,' formed by adding '-ed' to the modern, simplified spelling of the word.
Most modern English speakers use 'hiccup' instead of 'hiccough,' so 'hiccuped' is far more common than 'hiccoughed'—this is a case where the simpler spelling eventually won out.
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