unfaithfulness

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.

Financial infidelity is at least as damaging to a marriage and a couple’s livelihood as other kinds of secrecy and unfaithfulness.

From MarketWatch • Mar. 2, 2026

He wrote You're In My Heart for Bond girl Britt Ekland, but they split two years later, due to his persistent unfaithfulness.

From BBC • Jun. 24, 2025

This "unfaithfulness" has been understudied despite its importance for ensuring safety and efficiency in healthcare reporting.

From Science Daily • Feb. 22, 2024

As the season progresses, Dominic will confront Bert about his old man’s unfaithfulness, which he feels spurred his own tempestuous relationships with women.

From Los Angeles Times • Nov. 21, 2022

And that, I think, is the way most married unhappinesses begin; not in unfaithfulness or in jealousy or in loss of love, but merely in idleness.

From The Whirligig of Time by Williams, Wayland Wells