His original idea saved the company.

He is facing economic problems.

This word is etymologically derived from Latin.

Looking at this kanji graphically etymologically, its shape represents its meaning.

Japanese history had a feudal social structure for a long time.

He often acts selfishly.

He is leading a hedonistic lifestyle.

His arbitrary actions confused the entire team.

He chose an expedient solution.

His absolute belief gave him the power to overcome difficulties.