上達（じょうたつ、joutatsu）
- improvement

The Japanese word 上達 （じょうたつ） means "improvement," "progress," or "to advance" in skill, knowledge, or ability. It implies a positive change, a moving forward, or getting better at something. It's used to describe the development of a skill or the acquisition of knowledge. It focuses on the process of becoming more proficient. The word emphasizes growth or development.

⚫︎ 日本語の上達 Translation: Improvement in Japanese ⚫︎ ピアノの上達を感じています。 Translation: I feel the improvement in my piano playing. ⚫︎ スピーチの上達のために練習します。 Translation: I will practice for the improvement of my speech.

You can use 上達 in various situations to talk about someone's improvement in a skill or their progress in learning something. You can use it when talking about academic subjects, hobbies, sports, or any other area where someone is trying to get better. It's often used when praising someone's efforts or acknowledging their progress. * You can use the verb form, such as 上達します（じょうたつします）which means "to improve" or "will improve." * You can use the noun form 上達（じょうたつ）to refer to the improvement itself. * You can use phrases like 〜が上達する（〜がじょうたつする） meaning "to improve in ~." or 〜の上達（〜のじょうたつ） meaning "improvement in ~."

上達 is written with the kanji 上 (じょう, meaning "above" or "up") and 達 (たつ, meaning "to reach" or "to achieve"). It is usually written in kanji. The reading is じょうたつ. There is no other way to write this word. The okurigana is standard and is always 達, written as 達.

⚫︎ 進歩（しんぽ） - Progress, advancement. ⚫︎ 向上（こうじょう） - Improvement, elevation. ⚫︎ 腕前が上がる（うでまえがあがる） - To improve one's skill. ⚫︎ 伸びる（のびる） - To improve, to grow. (More general term)

⚫︎ 退歩（たいほ） - Regression, retrogression. ⚫︎ 後退（こうたい） - Decline, to fall back. ⚫︎ 悪化（あっか） - Worsening, deterioration. ⚫︎ 下手になる（へたになる）- To become bad at.

彼は最近、日本語が上達しました。 ・Translation: His Japanese has improved recently. ・Explanation: This sentence shows that the person's Japanese language ability has improved.

毎日練習すれば、必ず水泳の腕前が上達します。 ・Translation: If you practice every day, your swimming skills will definitely improve. ・Explanation: This sentence emphasizes the importance of practice to improve in swimming.

The word 上達 is formed from the kanji 上, which indicates a direction upwards or a superior state, and 達, which means "to reach" or "to achieve." The combination of these characters creates the meaning of "reaching upward" or "achieving a higher level," thus "improvement" or "progress."