diff --git a/docs/tieng-anh/tu-vung/tu-moi-thang-1-2021.md b/docs/tieng-anh/tu-vung/tu-moi-thang-1-2021.md
index ff7a4ef..4ce809a 100644
--- a/docs/tieng-anh/tu-vung/tu-moi-thang-1-2021.md
+++ b/docs/tieng-anh/tu-vung/tu-moi-thang-1-2021.md
@@ -18,6 +18,13 @@ permalink: /tieng-anh/tu-vung/thang-1-2021
 * pouding: a heavy attack or defeat 
 * vertical: nằm dọc
 * horizontal: nằm ngang
+* butler: quản gia 
+* wicked: xấu xa
+* morally: về mặt đạo đức
+* double life: sống hai mặt
+* reckness: liều lĩnh
+* debt: món nợ
 
 ## Nguồn từ điển
-* [Cambridge Dictionary](https://dictionary.cambridge.org)
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+* [Cambridge Dictionary](https://dictionary.cambridge.org)
+* Google Translate
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