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efficacy

see definition of efficacy
  • nounefficiency; productiveness
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Synonyms for efficacy

noun efficiency; productiveness
  • adequacy
  • competence
  • effectiveness
  • potency
  • virtue
  • ability
  • capability
  • capableness
  • capacity
  • effect
  • efficaciousness
  • energy
  • force
  • influence
  • performance
  • power
  • strength
  • success
  • sufficiency
  • use
  • vigor
  • weight

Antonyms for efficacy

  • inadequacy
  • ineffectiveness
  • enervation
  • failure
  • idleness
  • impotence
  • inability
  • inactivity
  • incapacity
  • incompetence
  • inefficiency
  • lethargy
  • powerlessness
  • weakness
  • inefficacy
  • unproductiveness
  • uselessness
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

More words related to efficacy

capabilities

noun. ability to perform

capability

noun. ability to perform

effect

noun. impact, impression

effectiveness

noun. influence

effectuality

noun. effect

effectualness

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