Operose Synonyms

ŏpə-rōs
Characterized by effort to the point of exhaustion; especially physical effort
(Adjective)
Synonyms:
  1. arduous
  2. hard
  3. laborious
  4. diligent
  5. backbreaking
  6. grueling
  7. gruelling
  8. industrious
  9. heavy
  10. punishing
  11. toilsome