Defend
React
React verb - To act or behave in response (as to a stimulus or influence).
Common collocations
Both words in one sentence
- And that's assuming that she had a latent mutation that would react to, and be able to defend against, a car hurtling towards her.
Source: Properly Paranoid - The Thing (1982): Poking people's blood samples with a hot needle is used to identify the Thing, since the the Thing's blood will react to try to defend itself when endangered.
Source: Imposter-Exposing Test -
They defend the flagstone they are standing on, and react to nothing else.
Cite this Source
React and Defend. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/defend/react
Defend & React. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/defend/react>.
React or Defend. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/defend/react.
Google Ngram Viewer shows how "defend" and "react" have occurred on timeline