1) Procrastination was her Achilles' heel when it came to meeting project deadlines.

2) His short temper was his Achilles' heel in maintaining healthy relationships.

3) Despite her talent, stage fright remained her Achilles' heel.

4) Impulsiveness proved to be his Achilles' heel in managing his finances.

5) The team's lack of defense was their Achilles' heel in the championship game.

6) Overthinking became her Achilles' heel during important decision-making moments.

7) His pride was his Achilles' heel, often leading to conflicts with coworkers.

8) Trusting others too easily was her Achilles' heel, causing her heartache in the past.

9) Perfectionism, while a strength in many ways, was starting to become his Achilles' heel at work.

10) The company's reliance on a single supplier turned out to be their Achilles' heel during the supply chain disruption.