Underwent or Undergone? Correct Past Tense of “Undergo” - Grammarhow The past simple tense of “undergo” is “underwent”, and the past participle is “undergone” Both are accurate and valid, though they’re used in fairly different contexts Even in spite of the fact that they’re both technically past tense, they’re not interchangeable at all
UNDERWENT definition and meaning | Collins English Dictionary Unlike the Test of Patience, the next crucial tests were not public, and he underwent them alone "She had been ready with a quick retort but the words died on her lips, her manner underwent an abrupt change Her attitude to his stipulation of four weeks underwent a dramatic change → the past tense of undergo
undergone or underwent? - TextRanch Use 'undergone' as the past participle form of the verb 'undergo' with auxiliary verbs like 'has' or 'have ' It indicates that something has been experienced or endured She has undergone several surgeries in the past year The building has undergone extensive renovations The patient has undergone a series of tests
Underwent or Undergone? Correct Past Tense of “Undergo” In short, use underwent for actions fully completed in the past and undergone when talking about completed actions relating to now In the English language grammar, “undergo” has different past tense forms depending on the context: the simple past and the past participle
underwent - Wiktionary, the free dictionary The repeated exposure, over decades, to most taxa here treated has resulted in repeated modifications of both diagnoses and discussions, as initial ideas of the various taxa underwent—often repeated—conceptual modification