private void CancelNewWordButton_Click(object sender, RoutedEventArgs e)
 {
     NewWordFlyout.Hide();
     NewWordTextBox.Text            = string.Empty;
     NewWordTranslationTextBox.Text = string.Empty;
 }
 private void AddNewWordButton_Click(object sender, RoutedEventArgs e)
 {
     NewWordFlyout.Hide();
 }