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Showing results for overzealous. Search instead for underzealous.
Synonyms

overzealous

American  
[oh-ver-zel-uhs] / ˈoʊ vərˈzɛl əs /

adjective

  1. too zealous.

    overzealous for reform.


overzealous British  
/ ˌəʊvəˈzɛləs /

adjective

  1. excessively zealous

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • overzealously adverb
  • overzealousness noun

Etymology

Origin of overzealous

First recorded in 1625–35; over- + zealous

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.

They’re overzealous because the law is very clear that oversight of these markets is the exclusive province of the federal government.

From Barron's • Mar. 28, 2026

At the height of the #MeToo movement, some in France denounced the collective reckoning over sexual harassment as “puritanism,” arguing that overzealous misconduct allegations risked undermining sexual freedom.

From The Wall Street Journal • Sep. 5, 2025

The film opens with our feline encountering a pack of overzealous canines in the blooming forest before napping in a seemingly abandoned Northern European-inspired home.

From Los Angeles Times • Nov. 19, 2024

Again, that wasn’t enough for the overzealous Bailey, and he fought Hemme’s release in the courts.

From Slate • Aug. 9, 2024

The warrant officer in charge of field exercises is the commandant, an overzealous schoolmaster named Bastian with an expansive walk and a round belly and a coat quivering with war medals.

From "All the Light We Cannot See" by Anthony Doerr