重要性(じゅうようせい)

じゅうようせい
noun
importance
formal
1. importance, significance
The quality or state of being of great value or significance.
教育(きょういく)の重要性(じゅうようせい)を理解(りかい)する。
Understand the importance of education.
The importance of health management is increasing.
重要性(じゅうようせい)を認識(にんしき)する。
Recognize the importance.

重要性(じゅうようせい) is formed from 重要(じゅうよう) (important) + 性(せい) (nature/quality), creating an abstract noun meaning "importance" or "significance." The ~性(せい) suffix works like English "-ness" or "-ity."

Similar words

重要(じゅうよう) is a na-adjective ("important"), while 重要性(じゅうようせい) is a noun ("importance"). Use 重要性(じゅうようせい) when discussing importance as a concept.

Common expressions

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More formal than 重要(じゅうよう). Common in academic writing, reports, and formal presentations.