Third-person singular simple present indicative form of undergo.(verb)
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Use "undergoes" in a sentence
"The irony implied in the title undergoes a Los Angeles makeover."
"In Norse mythology, Odin undergoes the trial of nine days hanging on an ash tree."
"And the recovery and convalescence that she undergoes is an exemplary instance of what doctors nowadays call ‘pacing’, a minutely slow return to activity that is alive to the dangers of overstimulation."