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Slacken Antonyms
Trying to find opposite word for slacken in English? No problem. Our site contains antonyms of slacken in 13 different contexts. We have listed all the opposite words for slacken alphabetically.
agitate- beat
- churn
- concuss
- convulse
- disturb
- rock
- rouse
- stir
enlarge- add to
- aggrandize
- amplify
- augment
- beef up
- blow up
- boost
- broaden
excite- accelerate
- agitate
- amaze
- anger
- animate
- annoy
- arouse
- astound
extend- add to
- aggrandize
- amplify
- augment
- beef up
- boost
- broaden
- carry on
forward- ahead
- forth
- forward-looking
- in advance
- leading
- onward
- precocious
- premature
grow- abound
- advance
- age
- amplify
- arise
- augment
- become
- branch out
increase- access
- accession
- accretion
- accrual
- accumulation
- aggrandizement
- augmentation
- boost
intensify- accent
- accentuate
- add fuel
- add to
- aggrandize
- aggravate
- augment
- beef up
irritate- abrade
- affront
- aggravate
- annoy
- bother
- bug
- burn
- chafe
prolong- carry on
- continue
- delay
- drag one's feet
- drag out
- hold
- hold up
- increase
rise- acceleration
- accession
- accretion
- addition
- advance
- advancement
- aggrandizement
- ascent
strengthen- add
- add fuel to fire
- anneal
- ascend
- bolster
- brace
- build up
- buttress
tighten- bind
- clench
- close
- compress
- condense
- congeal
- contract
- cramp
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