• 訓練くんれん — training / drill
• 訓話くんわ — moral story / instructive tale
• 教訓きょうくん — lesson / moral
• 特訓とっくん — special training
• 家訓かくん — family precepts

The kanji 訓 is often associated with moral instruction and traditional teachings, especially in family or school contexts. It is also used linguistically in 訓読くんよみ — the Japanese-origin reading of a kanji.

この漢字かんじの訓読くんよみは なんですか？
What is the kun’yomi (Japanese reading) of this kanji?

先生せんせいの訓話くんわは 感動かんどうしました。
The teacher’s moral story was moving.

毎日まいにち、訓練くんれんしています。
I train every day.