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backed up

VERB

move backward

Synonyms

STRONGEST

fall back retreat

WEAK

abandon withdraw

Antonyms

STRONGEST

forge

WEAK

continue defend pursue

VERB

support

Synonyms

WEAK

advance back champion confirm encourage help lend support promote pull for stand behind stand by

Antonyms

WEAK

continue defend pursue

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

But companies that have tested Mythos have since backed up its capabilities, with the US government, which had been in a legal dispute with Anthropic, eventually testing the model over security concerns.

From Barron's • Jun. 2, 2026

UCLA’s bats backed up Tinsley, with Bri Alejandre hitting a two-run home run to give the Bruins a 2-1 lead in the second inning.

From Los Angeles Times • May 17, 2026

Fighting the L.A. traffic to kick off the Dome show were Jelly Roll and Teddy Swims backed up by the Kill Tony Band, maybe?

From Los Angeles Times • May 13, 2026

The 19-year-old backed up his win in Liverpool last week with another impressive performance in Aberdeen to climb above Jonny Clayton.

From BBC • Apr. 30, 2026

I knelt down, looked away, and backed up to show I wasn’t a threat.

From "Willodeen" by Katherine Applegate