as in to accumulate
to gradually form into a layer, pile, or mass
those newspapers have been stacking up in the basement since we moved here
Synonyms & Similar Words
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Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for stack (up)
Verb
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During a subsequent conversation with Humpal and an onsite investigation, DNR staff determined the spill was coming from the west side of the operation where snow melt and a broken waterline caused more water to accumulate.—
Cami Koons,
Iowa Capital Dispatch,
10 Feb. 2026 -
The trust accumulated over those projects was what gave both Netflix and Honnold the confidence to mount a spectacle as daring as a rope-less skyscraper climb captured on live TV.—
Patrick Brzeski,
HollywoodReporter,
9 Feb. 2026
Verb
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And as traders bought more, the gains gathered steam, resulting in skyrocketing prices.—
John Towfighi,
CNN Money,
6 Feb. 2026
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Several dozen demonstrators also gathered at Temple and Alameda streets near the federal building, and a broadcast report said police issued a dispersal order there.—
City News Service,
Daily News,
5 Feb. 2026
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Cite this Entry
“Stack (up).” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/stack%20%28up%29. Accessed 17 Feb. 2026.
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