きゅうきょく究極kyuukyoku
1.

The essence that remains after all non-essential elements have been removed, representing the core purpose or goal of an endeavor.

2.

The final point or culmination reached in the progression of a particular matter, indicating the ultimate conclusion or resolution.

3.

A state of thorough examination or exploration where one seeks to understand every aspect to its fullest extent, often in pursuit of knowledge or truth.

Example:

人類の究極的運命はどうなるであろうか。

きゅうきょくてき究極的kyuukyokuteki
1.

Describing something that represents the final stage or highest point of development in a particular process or situation.

2.

Referring to a state or outcome that is considered the most significant, definitive, or conclusive among various possibilities.

3.

Characterizing an approach or solution that aims to address a matter to the fullest extent, leaving no room for further improvement or resolution.