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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Understanding how those filaments emerge is key to understanding how gas accumulates and ultimately collapses into new stars.—
Samantha Mathewson,
Space.com,
1 June 2026 -
Rainwater tends to accumulate at the road edges.—
NC Weather Bot,
Charlotte Observer,
1 June 2026
Verb
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The intelligence-gathering site became another means by which Israel could collect information on Iranian military movements and facilities, as well as potentially providing early warning of missile launches.—
Tal Shalev,
CNN Money,
5 June 2026
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Team projects and daily systems ask for tweaks as information-gathering Mercury engages your 11th House of Friends, while intense Pluto focuses your 6th House of Work.—
PubSubHub User,
Baltimore Sun,
4 June 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 7 Jun. 2026.
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