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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Scientists have long believed that CSF helps flush out cellular waste that, if left to accumulate, is linked to neurodegenerative diseases like Alzheimer’s, according to Drew.—
Khloe Quill,
FOXNews.com,
11 May 2026 -
Rainwater tends to accumulate at the road edges.—
NC Weather Bot,
Charlotte Observer,
11 May 2026
Verb
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Sports Edition Coach — a spot to gather clues and discuss (and share) scores.—
Mark Cooper,
New York Times,
7 May 2026
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Her family’s all nearby, out in the country and away from San Marcos, where Lindsey is surrounded by dark skies, and has space for gardens, fires to gather around and animals to rescue.—
Fort Worth Star-Telegram,
Fort Worth Star-Telegram,
7 May 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 12 May. 2026.
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