earnestness
Americannoun
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seriousness and zeal in intention, purpose, or effort.
Socrates was a man of great moral earnestness, and exemplified in his own life some of the noblest virtues.
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depth and sincerity of feeling.
Speak with conviction and earnestness, and the people watching and listening will believe you.
Etymology
Origin of earnestness
Explanation
Earnestness is a quality of sincere interest, belief, or opinion. The earnestness with which you recite your favorite poem might make your English class stop whispering and really listen. Your favorite history teacher's earnestness can be seen in the serious, intense way he talks about the Civil War or Prohibition. Little kids often approach the world with an earnestness that's reflected in their amazement and wonder at seemingly ordinary things, like fireflies or simple magic tricks. Earnestness comes from the adjective earnest, "showing sincere conviction," which has an Old English root, eornoste, "zealous."
Vocabulary lists containing earnestness
The Devil's Arithmetic
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Dracula
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Lee Surrenders to Grant (1865)
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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.
The group’s aesthetic blends ’90s nostalgia and modern editing tricks, all delivered with a curious blend of camp and earnestness.
From The Wall Street Journal • Jan. 28, 2026
Heusinger’s James has a seductive earnestness that conceals some shocking character developments.
From Los Angeles Times • Nov. 18, 2025
Yet, at the same time, Penn and Teller performed with earnestness and never judged their audiences.
From Los Angeles Times • Oct. 15, 2025
Over time, however, they found that their partner became more caring when they maintained key traits like earnestness and an affinity for art.
From Slate • Sep. 25, 2025
‘Do not speak of such things!’ said Strider quickly, and with surprising earnestness.
From "The Fellowship of the Ring" by J.R.R. Tolkien
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.