Energy-consuming synonyms | adjectives

Synonyms for Energy-consuming as an Adjective

• uphill

  difficult
• taxing

  difficult
• arduous

  difficult
• demanding

  difficult
• exhausting

  difficult
• laborious
• herculean
• hard
• mean
• operose
• toilsome
• tough
• wicked
• effortful
• toilful
• tough going
• tiring
• backbreaking