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weaken

See definition of weaken on Dictionary.com

synonyms for weaken

  • abate
  • cripple
  • decline
  • decrease
  • depress
  • dilute
  • diminish
  • dwindle
  • halt
  • impair
  • lessen
  • lower
  • reduce
  • sap
  • soften
  • undermine
  • wane
  • adulterate
  • crumble
  • cut
  • debase
  • debilitate
  • devitalize
  • droop
  • enervate
  • exhaust
  • fade
  • fail
  • faint
  • flag
  • impoverish
  • invalidate
  • languish
  • limp
  • lose
  • minimize
  • mitigate
  • moderate
  • relapse
  • relax
  • temper
  • thin
  • tire
  • totter
  • tremble
  • vitiate
  • wilt
  • break up
  • ease up
  • give way
  • lose spirit
  • slow down
  • thin out
  • water down
See also synonyms for: weakened / weakening

antonyms for weaken

MOST RELEVANT
  • aid
  • assist
  • compliment
  • develop
  • encourage
  • enlarge
  • expand
  • extend
  • grow
  • help
  • increase
  • praise
  • prolong
  • raise
  • rise
  • strengthen
  • achieve
  • activate
  • aggravate
  • agitate
  • animate
  • clean
  • energize
  • enhance
  • excite
  • free
  • improve
  • incite
  • invigorate
  • purify
  • refresh
  • succeed
  • win
  • build up
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

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How to use weaken in a sentence

It has tightened internet censorship and developed a “social credit” system, which punishes behaviors the authorities say weaken social stability.
INSIDE CHINA’S UNEXPECTED QUEST TO PROTECT DATA PRIVACYTATE RYAN-MOSLEYAUGUST 19, 2020MIT TECHNOLOGY REVIEW
Two days after that, they measured whether the drug cleared the weakened viruses that make up the vaccine.
NEW ANTIBODIES IN JUST MONTHSKATIE MCLEANAUGUST 19, 2020MIT TECHNOLOGY REVIEW
The absence of this immune signaling protein causes a severe susceptibility to all forms of mycobacteria, not only the highly virulent strains that cause tuberculosis but even weakened strains like the one in the BCG vaccine.
OUR GENES MAY EXPLAIN SEVERITY OF COVID-19 AND OTHER INFECTIONSMONIQUE BROUILLETTEJULY 27, 2020QUANTA MAGAZINE
That decision itself turned on whether the city measure sufficiently weakened or reversed the old measure.
POLITICS REPORT: CITY’S BIG RECYCLED WATER PROJECT WINS IN COURTANDREW KEATTSJULY 25, 2020VOICE OF SAN DIEGO
This situation could weaken recovery efforts over the long term.
CRISIS LOOMS FOR 50 MILLION PARENTS AS US STATES DECIDE HOW TO HANDLE THE SCHOOL YEARKAREN HOJULY 15, 2020QUARTZ
When the body doesn’t have to pull its own weight, muscles and bones weaken.
WHAT WILL ASTRONAUTS NEED TO SURVIVE THE DANGEROUS JOURNEY TO MARS?MARIA TEMMINGJULY 15, 2020SCIENCE NEWS
None have started clinical trialsResearchers weaken the virus so that it doesn’t cause serious illness but can trigger a strong immune response.
A COVID-19 VACCINE MAY COME SOON. WILL THE BLISTERING PACE BACKFIRE?TINA HESMAN SAEYJULY 10, 2020SCIENCE NEWS
In the mid-200s, the Plague of Cyprian may have helped to irreversibly weaken the Roman Empire.
HISTORY REVEALS HOW SOCIETIES SURVIVE PLAGUESNANCY SHUTEJUNE 14, 2020SCIENCE NEWS
Still, these rocks had already been weakened by years of volcanic activity and earthquakes.
DID RAIN PUT THE KILAUEA VOLCANO’S LAVA-MAKING INTO OVERDRIVE?MEGAN SEVERMAY 15, 2020SCIENCE NEWS FOR STUDENTS
They have weakened the economy but they’ve also fed nationalism.
SPEAK SOFTLY AND CARRY BIG DATA (EP. 395)STEPHEN J. DUBNEROCTOBER 31, 2019FREAKONOMICS
SYNONYM OF THE DAY
OCTOBER 26, 1985
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capacitor
lightning
DeLorean

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Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.