General:
* Pursuit: This is the most common noun form, indicating the act of pursuing something.
* Chasing: Similar to pursuit, emphasizing a rapid or energetic pursuit.
* Seek: More formal than "pursue," suggesting a deliberate search or effort.
Specific:
* Career: For pursuing a profession.
* Hobby: For pursuing a leisure activity.
* Goal: For pursuing a desired outcome.
* Dream: For pursuing an ambition or desire.
To determine the best noun, consider the specific situation. For example:
* "He was in pursuit of the thief." (General pursuit)
* "The police chased the suspect down the street." (Emphasis on speed and action)
* "She seeks knowledge and understanding." (Formal, intellectual pursuit)
* "His career is his top priority." (Specific type of pursuit)
Ultimately, the best noun depends on the specific context and desired nuance.