Synonyms and Antonyms for speed-up

1. speed up (v.)

move faster

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3. speed (n.)

a rate (usually rapid) at which something happens

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8. speed (v.)

travel at an excessive or illegal velocity

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9. up (adv.)

spatially or metaphorically from a lower to a higher position

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10. up (adj.)

being or moving higher in position or greater in some value; being above a former position or level

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