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arduous

see definition of arduous
  • adjdifficult, hard to endure
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Synonyms for arduous

adj difficult, hard to endure
  • backbreaking
  • burdensome
  • exhausting
  • formidable
  • grueling
  • laborious
  • onerous
  • painful
  • rigorous
  • strenuous
  • tiring
  • tough
  • troublesome
  • trying
  • uphill
  • fatiguing
  • harsh
  • heavy
  • labored
  • murder
  • no picnic
  • punishing
  • rough
  • severe
  • taxing
  • toilsome

Antonyms for arduous

  • easy
  • effortless
  • facile
  • helpful
  • mild
  • nice
  • pleasant
  • trivial
  • weak
  • motivating
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

More words related to arduous

ambitious

adjective. requiring great effort, ability

complicated

adjective. difficult, complex

difficult

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