as in softening
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1
as in loosening
to make less taut
you'll need to slacken the rope a bit to get it free of that post
Synonyms & Similar Words
Antonyms & Near Antonyms
2
as in slowing
to cause to move or proceed at a less rapid pace
drivers need to slacken their speed as they approach the sharp curve
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of slackening
Sasha Geffen, Pitchfork, 21 Jan. 2026
There was still a risk of more flash flooding and mudslides Friday despite slackening rain around Los Angeles, the National Weather Service warned.
—Ty Oneil, Arkansas Online, 27 Dec. 2025
Verb
Hammers tapped slackening fibers and instead of the pleasant overtones of a major scale, a nauseating cacophony swelled from the instrument’s wooden belly.
—Sasha Geffen, Pitchfork, 21 Jan. 2026
There was still a risk of more flash flooding and mudslides Friday despite slackening rain around Los Angeles, the National Weather Service warned.
—Ty Oneil, Arkansas Online, 27 Dec. 2025
Recent Examples of Synonyms for slackening
Verb
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That’s when something tightened, a brief, instinctual clam-closing and then loosening again just as fast.—
Dawn Lerman,
Los Angeles Times,
20 Mar. 2026
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Lawmakers will debate bills related to loosening gun regulations at colleges in at least eight states this year, including Florida, Louisiana, New Hampshire, South Carolina, South Dakota, Utah, Virginia and Wyoming.—
Alexandra Koch,
FOXNews.com,
18 Mar. 2026
Verb
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Anthropic, whose policies bar it from enabling fully autonomous weapons or domestic mass surveillance, resisted on these points, slowing negotiations for an overhauled deal.—
Ronan Farrow,
New Yorker,
6 Apr. 2026
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The Topbag duffel slides right over your suitcase handle thanks to the trolley sleeve, instantly extending your packing space without slowing you down.—
Chaise Sanders,
Travel + Leisure,
5 Apr. 2026
Adjective
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Gold rose on Tuesday, but remained on track for its steepest monthly decline since October 2008, as persistent inflation worries and expectations of higher interest rates due to the impact of the Iran war weighed on the non-yielding metal.—
Ashitha Shivaprasad,
USA Today,
31 Mar. 2026
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The prospect of higher interest rates as a result of the war could boost government bonds among investors, at the expense of non-yielding precious metals, market strategists told CNBC recently.—
Joseph Wilkins,Hugh Leask,
CNBC,
23 Mar. 2026
Verb
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And drivers should avoid hard acceleration and braking whenever possible, and skip premium gas if their cars allow it, the magazine said.—
Matthew Daly,
Chicago Tribune,
28 Mar. 2026
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The rear light flares bright when braking to add visibility for trailing riders and drivers.—
Erica Zazo,
Outside,
27 Mar. 2026
Cite this Entry
“Slackening.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/slackening. Accessed 6 Apr. 2026.
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