Related Clues:

• "Tough day, ___?"
• A tough row to hoe
• Strenuous
• Punishing
• Taxing
• Oppressive
• Difficult, laborious
• Burdensome, demanding
• Burdensome, taxing
• Burdensome, weighty
• Requiring much effort
• No euros? That's burdensome
• Burdensome as duty may be
• Burdensome, not easily borne
• Burdensome, heavy kind of duty