| vacillate | (verb) move or sway in a rising and falling or wavelike pattern | Synonyms: fluctuate, waver |
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| (verb) be undecided about something; waver between conflicting positions or courses of action | Synonyms: hover, oscillate, vibrate |
| vacuum | (verb) clean with a vacuum cleaner | Synonyms: hoover, vacuum-clean |
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| whack | (verb) strike hard | Synonyms: wallop, wham, whop |
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| wisecrack | (verb) make a comment, usually ironic | - |
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| wrack | (verb) smash or break forcefully | Synonyms: bust up, wreck |
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| yacht | (verb) travel in a yacht | - |
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| yack | (verb) talk incessantly and tiresomely | Synonyms: jaw, rattle on, yack away, yap away |
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