〜さ

Indicates degree; indicates state

1. Overview

The suffix 「〜さ」 is used in Japanese to nominalize adjectives, allowing them to express degree or state. It combines with adjectives to turn their qualities into nouns, enabling them to function as subjects or objects in sentences.

2. Structure

• Grammar Structure:

  • い-adjective (remove い) + さ
  • な-adjective + さ

• Explanation: This structure adds 「さ」 to adjectives, indicating their degree or state.

3. Usage Explanation

• Connection: 「〜さ」 is typically used with adjectives to describe the nature or state of things, often indicating degree, size, or quality.

• Translation: Generally translated as "degree; state."

4. Example Sentences

1. 彼の優しさには驚きました。
   I was surprised by his kindness.

2. この映画は面白さが抜群です。
   The level of interest in this movie is outstanding.

3. 美しさを保つために努力しています。
   I am working hard to maintain my beauty.

4. その問題の難しさが理解できました。
   I understood the difficulty of that problem.

5. 彼女の幸せさを感じました。
   I felt her happiness.

5. Alternative Expressions

• 〜具合: Used to indicate state or degree, typically in specific situations or processes.
  • Example: 体調の具合が悪いです。
    My physical condition is bad.

6. Related Grammar

• 〜さ加減: Indicates a change in degree, emphasizing the strength or weakness of a certain state.
  • Example: 熱さ加減がちょうどいいです。
    The heat level is just right.

7. Notes

• Context: 「〜さ」 can be used in various situations, suitable for both formal and informal contexts.

• Tone: This expression is relatively neutral, making it appropriate for describing the nature and state of things.

8. Summary

「〜さ」 is an expression that nominalizes adjectives, widely used to describe the degree and state of things. It enriches sentences and effectively conveys the qualities and characteristics of objects.