1. Astute: Having or showing an ability to accurately assess situations or people and turn this to one's advantage. An astute person is typically sharp, perceptive, and shrewd in their observations and decisions.

2. Sagacious: Having or showing keen mental discernment and good judgment; wise or insightful. A sagacious person is characterized by their profound understanding and ability to make sound decisions.

3. Exemplary: Serving as a desirable model; representing the best of its kind. Something exemplary is outstanding, commendable, and worthy of imitation or admiration.

4. Profound: Having deep insight or understanding; intellectually or emotionally significant. Profound things are often thought-provoking, meaningful, and impactful, leading to a deeper understanding or appreciation.

5. Discerning: Showing good judgment or keen insight; able to distinguish subtle differences. A discerning person is perceptive, observant, and able to make careful distinctions or judgments.

Discussion:

Astute:

1. Describe a situation where you had to be astute in order to navigate through a challenge successfully.

2. Can you think of a person you know who exemplifies astuteness in their decision-making? What makes them astute?

3. How do you think being astute can benefit you in both personal and professional life?

Sagacious:

1. What qualities do you believe a sagacious leader possesses?

2. Can you share an example of a sagacious decision made by a historical figure or leader?

3. How can developing sagaciousness improve your problem-solving skills and decision-making abilities?

Exemplary:

1. Describe a time when you received exemplary service or assistance. What made it exemplary?

2. Who is someone in your life that you consider to be an exemplary role model? What characteristics do they possess?

3. How can striving for exemplary performance in your endeavors lead to personal and professional growth?

Profound:

1. Share a piece of art, literature, or music that you find profoundly moving or thought-provoking. What makes it profound to you?

2. Have you ever had a profound realization or epiphany that changed the way you view the world?

3. How can engaging with profound ideas and experiences enrich one's life and understanding of the world?

Discerning:

1. What does it mean to be discerning when making choices or judgments?

2. Can you provide an example of a discerning consumer who carefully evaluates products before making a purchase?

3. How can developing discernment help you navigate through the complexities of modern life effectively?
   

These exercises aim to deepen understanding and usage of the provided words in various contexts.