nappy
意味
- =diaper
例文
You're already used to changing kids' nappies, aren't you?
あなた、子供のオムツ変えるの、もう手慣れたもんね。
語源
英語の原文（Wiktionary）
A diminutive in -y. The base is probably napkin but possibly French nappe directly (note that napkin is already a diminutive).