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formidable

see definition of formidable
  • adjhorrible, terrifying
  • adjdifficult, overwhelming
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Synonyms for formidable

adj horrible, terrifying
  • dangerous
  • daunting
  • dire
  • dreadful
  • fierce
  • imposing
  • impregnable
  • intimidating
  • menacing
  • terrific
  • appalling
  • awful
  • dismaying
  • fearful
  • frightful
  • horrific
  • redoubtable
  • shocking
  • terrible
  • threatening

Antonyms for formidable

  • calm
  • poor
  • trivial
  • unimportant
  • unthreatening
  • easy
  • feeble
  • friendly
  • harmless
  • nice
  • not hard
  • pleasant
  • powerless
  • weak
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

More words related to formidable

ambitious

adjective. requiring great effort, ability

appalling

adjective. horrifying

arduous

adjective. difficult, hard to endure

awesome

adjective. amazing

dangerous

adjective. hazardous, troubling

difficult

adjective. complicated; hard to comprehend
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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