Adjectives For Difficult Tasks

adjective extremely tiring and demanding; exhausting

• The grueling process of obtaining a PhD requires years of dedicated research and writing.
• The hike up the mountain was so grueling, I thought I wouldn't make it to the top.
• The workout session was absolutely grueling, but I feel so accomplished now.
• Dealing with her constant criticism was a grueling experience that took a toll on my mental health.

adjective involving hard or difficult work; laborious

• The toilsome task of completing the project ahead of schedule was finally accomplished.
• I'm so tired after that toilsome hike up the mountain.
• That job was so toilsome, I thought I was going to pass out.
• The toilsome journey through grief eventually led to healing and growth.