- 貯金 — savings
- 貯蔵 — storage; preservation
- 貯蓄 — savings; accumulated funds
- 貯留 — retention; impoundment
- 貯水 — water storage; reservoir
- 貯金箱 — piggy bank
貯 is a phono-semantic compound: 貝 (shell/money) + 守 (phonetic チョ). It conveys “to protect/store valuables,” forming the base idea of saving and stockpiling.
毎月 少しずつ 貯金しています。
I save a little each month.
ワインは 地下室に 貯蔵されています。
The wine is stored in the cellar.