undergo

American  

[uhn-der-goh] / ˌʌn dərˈgoʊ /

verb (used with object)

underwent, undergone, undergoing

1. to be subjected to; experience; pass through.

   to undergo surgery.

   Antonyms:

   avoid

2. to endure; sustain; suffer.

   to undergo sustained deprivation.

   Synonyms:

   tolerate, bear

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undergo British  

/ ˌʌndəˈɡəʊ /

verb

1. (tr) to experience, endure, or sustain

   to undergo a dramatic change of feelings

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Usage

What is another way to say undergo? To undergo something is to be subjected to or to endure that thing. How does undergo differ from experience? Find out on Thesaurus.com. 

Other Word Forms

• undergoer noun

Etymology

Origin of undergo

First recorded before 1000; Middle English undergon, Old English undergān. See under-, go ¹

Example Sentences

And here are some details on the audits ExpressVPN has undergone:

From Salon

And beyond his outsize presence on the course, Woods has played a leading role reshaping the PGA Tour while it prepares to undergo significant change.

From The Wall Street Journal

The state law explicitly permits, however, providing “assistance to a person undergoing gender transition.”

From The Wall Street Journal

He suffered a ruptured left Achilles tendon in March 2025 and underwent back surgery last October.

From Barron's

Williams, a retired civil servant who is undergoing cancer treatment, considers her pension to be "fairly decent," but as the US cost of living has risen, she has had to dip into her savings.

From Barron's

Related Words

• bear
• endure
• experience
• go through
• have
• meet with
• see
• suffer
• sustain
• withstand