Past Tenses
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Slackening Antonyms

Trying to find opposite word for slackening in English? No problem. Our site contains antonyms of slackening in 3 different contexts. We have listed all the opposite words for slackening alphabetically.

enlargement
  • aggrandizement
  • amplification
  • augmentation
  • blow up
  • elongation
  • extension
  • growth
  • spread
increase
  • access
  • accession
  • accretion
  • accrual
  • accumulation
  • aggrandizement
  • augmentation
  • boost
  • breakthrough
  • burgeoning
  • cumulation
rise
  • acceleration
  • accession
  • accretion
  • addition
  • advance
  • advancement
  • aggrandizement
  • ascent
  • augmentation
  • boost
  • breakthrough

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