matronly

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++ma·tron·ly /ˈmeɪtrənli/ adjective  WOMANused to describe a woman who is fairly fat and no longer young – to avoid saying this directly 发福的〔委婉语，用于较年长的女性〕 a matronly woman of 50 一名发福的50岁妇女

ma·tron·ly adjectiveChineseSyllable  

matronly
ma‧tron‧ly /ˈmeɪtrənli/ adjective
used to describe a woman who is fairly fat and no longer young – to avoid saying this directly:
    a matronly woman of 50

ma·tron·lyBrE /ˈmeɪtrənli/ 🔊NAmE /ˈmeɪtrənli/ 🔊 adjective (disapproving) (of a woman 妇女) no longer young, and rather fat 韶华已逝而且肥胖的