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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

The last feature Gyllenhaal appeared in as an actor was 2018’s “The Kindergarten Teacher,” playing an overzealous mentor to a young poetry prodigy.

From Los Angeles Times • Mar. 1, 2026

To a modern eye, this might seem overzealous.

From The Wall Street Journal • Jan. 1, 2026

The tattooist responsible triple-checked before starting work and said Mr Thomas would have to keep it for at least a year "as a punishment" for being overzealous.

From BBC • Jul. 15, 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