diff --git a/functions.php b/functions.php
index 5de597d..090f076 100644
--- a/functions.php
+++ b/functions.php
@@ -26,28 +26,88 @@
  * Permet d'afficher les niveaux de post pour les post features
  */
 
+// 1.1 - Enregistrement de la taxonomy pour le flag
 register_taxonomy(
-  'niveau',
+  'flag',
   'post',
   array(
-    'label' => 'Niveau',
+    'label' => 'Flag',
       'labels' => array(
-      'name' => 'Niveaux',
-      'singular_name' => 'Niveaux',
-      'all_items' => 'Tous les niveaux',
-      'edit_item' => 'Éditer le niveau',
-      'view_item' => 'Voir le niveau',
-      'update_item' => 'Mettre à jour le niveau',
-      'add_new_item' => 'Ajouter un niveau',
-      'new_item_name' => 'Nouveau niveau',
-      'search_items' => 'Rechercher parmi les niveaux',
-      'popular_items' => 'Niveaux les plus utilisés'
+      'name' => 'Flags',
+      'singular_name' => 'Flag',
+      'all_items' => 'Tous les flags',
+      'edit_item' => 'Éditer le flag',
+      'view_item' => 'Voir le flag',
+      'update_item' => 'Mettre à jour le flag',
+      'add_new_item' => 'Ajouter un flag',
+      'new_item_name' => 'Nouveau flag',
+      'search_items' => 'Rechercher parmi les flags',
+      'popular_items' => 'Flags les plus utilisés'
     ),
   'hierarchical' => false
   )
 );
 
-register_taxonomy_for_object_type( 'niveau', 'post' );
+register_taxonomy_for_object_type( 'flag', 'post' );
+
+// 1.2 - Ajout/Modif du niveau du flag
+function flags_taxonomy_custom_fields($tag) {
+   // Check for existing taxonomy meta for the term you're editing
+    $t_id = $tag->term_id; // Get the ID of the term you're editing
+    $term_meta = get_option( "taxonomy_term_$t_id" ); // Do the check
+?>
+
+<tr class="form-field">
+    <th scope="row" valign="top">
+        <label for="niveau"><?php _e('Niveau du flag'); ?></label>
+    </th>
+    <td>
+        <input type="text" name="term_meta[niveau]" id="term_meta[niveau]" size="25" style="width:60%;" value="<?php echo $term_meta['niveau'] ? $term_meta['niveau'] : ''; ?>"><br />
+        <span class="description"><?php _e('Le niveau du flag (info, warning, danger…)'); ?></span>
+    </td>
+</tr>
+
+<?php
+}
+
+function flags_taxonomy_custom_fields_add( $taxonomy ) {
+   // Check for existing taxonomy meta for the term you're editing
+    $t_id = $tag->term_id; // Get the ID of the term you're editing
+    $term_meta = get_option( "taxonomy_term_$t_id" ); // Do the check
+?>
+
+<div class="form-field">
+  <label for="term_meta[niveau]"><?php _e('Niveau du flag'); ?></label>
+  <input type="text" name="term_meta[niveau]" id="term_meta[niveau]" />
+  <p><?php _e('Le niveau du flag (info, warning, danger…)'); ?>.</p>
+</div>
+
+<?php
+}
+
+add_action( 'post_tag_edit_form_fields', 'kspace_edit_term_fields', 10, 2 );
+
+// 1.3 - Sauvegarde du niveau du flag
+function save_taxonomy_custom_fields( $term_id ) {
+    if ( isset( $_POST['term_meta'] ) ) {
+        $t_id = $term_id;
+        $term_meta = get_option( "taxonomy_term_$t_id" );
+        $cat_keys = array_keys( $_POST['term_meta'] );
+            foreach ( $cat_keys as $key ){
+            if ( isset( $_POST['term_meta'][$key] ) ){
+                $term_meta[$key] = $_POST['term_meta'][$key];
+            }
+        }
+        //save the option array
+        update_option( "taxonomy_term_$t_id", $term_meta );
+    }
+}
+
+// Ajout des fields
+add_action( 'flag_edit_form_fields', 'flags_taxonomy_custom_fields', 10, 2 );
+add_action( 'flag_add_form_fields', 'flags_taxonomy_custom_fields_add' );
+add_action( 'created_flag', 'save_taxonomy_custom_fields' );
+add_action( 'edited_flag', 'save_taxonomy_custom_fields', 10, 2 );
 
 /* 2. Réseaux sociaux
  *
diff --git a/single.php b/single.php
index 352d3ad..18164aa 100644
--- a/single.php
+++ b/single.php
@@ -14,6 +14,17 @@
 
   <?php if(have_posts()) : ?><?php while(have_posts()) : the_post(); ?>
 
+  <?php $flags = get_the_terms($post->ID, 'flag');
+  if ($flags) {
+    foreach( $flags as $flag ) {
+      $term_meta = get_option( "taxonomy_term_$flag->term_id" );
+      echo "<div class='toast toast-" . $term_meta['niveau'] . "'>";
+      echo $flag->description;
+      echo "</div>";
+    }
+  } ?>
+
+
   <article class="article container-article" id="post-<?php the_ID(); ?>">
     <h1 class="page-title"><?php the_title(); ?></h1>