diff --git a/Dictionary/Dictionary.iml b/Dictionary/Dictionary.iml
new file mode 100644
index 0000000..9465dd8
--- /dev/null
+++ b/Dictionary/Dictionary.iml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/Dictionary/out/production/Dictionary/Dictionary.class b/Dictionary/out/production/Dictionary/Dictionary.class
new file mode 100644
index 0000000..439ee97
Binary files /dev/null and b/Dictionary/out/production/Dictionary/Dictionary.class differ
diff --git a/Dictionary/out/production/Dictionary/DictionaryCommandline.class b/Dictionary/out/production/Dictionary/DictionaryCommandline.class
new file mode 100644
index 0000000..7575e99
Binary files /dev/null and b/Dictionary/out/production/Dictionary/DictionaryCommandline.class differ
diff --git a/Dictionary/out/production/Dictionary/DictionaryManagement.class b/Dictionary/out/production/Dictionary/DictionaryManagement.class
new file mode 100644
index 0000000..6ccb9c2
Binary files /dev/null and b/Dictionary/out/production/Dictionary/DictionaryManagement.class differ
diff --git a/Dictionary/out/production/Dictionary/Word.class b/Dictionary/out/production/Dictionary/Word.class
new file mode 100644
index 0000000..a4a7cf8
Binary files /dev/null and b/Dictionary/out/production/Dictionary/Word.class differ
diff --git a/Dictionary/src/Dictionary.java b/Dictionary/src/Dictionary.java
new file mode 100644
index 0000000..89d1488
--- /dev/null
+++ b/Dictionary/src/Dictionary.java
@@ -0,0 +1,18 @@
+import java.security.PublicKey;
+import java.util.HashMap;
+import java.util.Map;
+
+public class Dictionary {
+    public static Word[] words = new Word[100];
+    public static int pos = 0;
+    public void add(Word word) {
+        words[pos] = word;
+        pos++;
+    }
+    public static void printAllWords() {
+        System.out.println("No" + "   |English" + "    |Vietnamese");
+        for (int i = 0;i < pos; i++) {
+            System.out.println(i + "    |" +words[i].getWord_target() + "       |" + words[i].getWord_explain());
+        }
+    }
+}
diff --git a/Dictionary/src/DictionaryCommandline.java b/Dictionary/src/DictionaryCommandline.java
new file mode 100644
index 0000000..00c2251
--- /dev/null
+++ b/Dictionary/src/DictionaryCommandline.java
@@ -0,0 +1,7 @@
+import java.util.zip.DeflaterInputStream;
+
+public class DictionaryCommandline {
+    public static void showAllWords() {
+        Dictionary.printAllWords();
+    }
+}
diff --git a/Dictionary/src/DictionaryManagement.java b/Dictionary/src/DictionaryManagement.java
new file mode 100644
index 0000000..a6bafe3
--- /dev/null
+++ b/Dictionary/src/DictionaryManagement.java
@@ -0,0 +1,24 @@
+import java.util.Scanner;
+
+public class DictionaryManagement {
+    public static void insertFromCommanline() {
+        System.out.println("English ");
+        Scanner sc = new Scanner(System.in);
+        String new_word = sc.nextLine();
+        System.out.println("Vietnamese");
+        String new_explain = sc.nextLine();
+        Word insert_word = new Word(new_word, new_explain);
+        Dictionary dictionary = new Dictionary();
+        dictionary.add(insert_word);
+    }
+
+    public static void main(String[] args) {
+        Scanner sc = new Scanner(System.in);
+        System.out.println("How many do you want to input:");
+        int n = sc.nextInt();
+        for (int i = 0; i < n; i++) {
+            DictionaryManagement.insertFromCommanline();
+        }
+        DictionaryCommandline.showAllWords();
+    }
+}
diff --git a/Dictionary/src/Word.java b/Dictionary/src/Word.java
new file mode 100644
index 0000000..a2ce552
--- /dev/null
+++ b/Dictionary/src/Word.java
@@ -0,0 +1,19 @@
+public class Word {
+    private String word_target; //tu moi
+    private String word_explain; //nghia
+
+    /**
+     * getter setter.
+     * @param word_target
+     */
+    public Word(String word_target, String word_explain) {
+        this.word_target = word_target;
+        this.word_explain = word_explain;
+    }
+    public String getWord_target() {
+        return word_target;
+    }
+    public String getWord_explain() {
+        return word_explain;
+    }
+}