toughen

verb

tough·​en ˈtə-fən How to pronounce toughen (audio)
toughened; toughening ˈtə-fə-niŋ How to pronounce toughen (audio)
ˈtəf-niŋ
Synonyms of toughennext

intransitive verb

: to become tough

Examples of toughen in a Sentence

The government is toughening antidrug laws. weight lifting will help toughen those flabby muscles of yours
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Running statewide, Bianco’s priorities include toughening public safety laws and addressing homelessness through law enforcement involvement. David Mark, The Washington Examiner, 27 Feb. 2026 Years of swinging and flipping across the playground have toughened Luna’s small hands. Keri Heath, Austin American Statesman, 23 Feb. 2026 The union is calling on state lawmakers to toughen penalties for wage theft or ducking workers compensation and employee taxes. Don Stacom, Hartford Courant, 21 Feb. 2026 Consider that go-to little black dress; adding a sleek leather belt and some edgy silver jewelry toughens it up, and gives it a completely different vibe. Shelby Comroe, InStyle, 17 Feb. 2026 See All Example Sentences for toughen

Word History

First Known Use

1582, in the meaning defined at transitive sense

Time Traveler
The first known use of toughen was in 1582

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Cite this Entry

“Toughen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/toughen. Accessed 5 Mar. 2026.

Kids Definition

toughen

verb
tough·​en ˈtəf-ən How to pronounce toughen (audio)
toughened; toughening ˈtəf-(ə-)niŋ How to pronounce toughen (audio)
: to make or become tough

More from Merriam-Webster on toughen

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