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has undone
  • present perfect of undo (3rd person singular).

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

She said Fatafteh’s release has undone the past 15 years of healing.

From The Wall Street Journal • Oct. 28, 2025

That’s a revealing remark from a leader who has undone his own power and credibility so dramatically over seven years in power.

From Salon • Dec. 8, 2024

It comes as the education minister said he is concerned the pandemic has undone progress in literacy and numeracy.

From BBC • Nov. 23, 2023

“It completely has undone any healing that was taking place,” Swoveland said.

From Seattle Times • Oct. 19, 2023

It turns out they really have become attached to me, and the idea of my returning to the arena has undone them.

From "Catching Fire" by Suzanne Collins