Add tertiary elements described in https://floraverse.com/comic/floraverse-eastar-islands/malwire-reference-points/832-tertiary-elements/ - list is incomplete.

README.md

@@ -71,6 +71,7 @@ The root is an `object` containing the following fields:
   - `none` (`element`): an element value used for a lack of elemental affinity
   - `primary` (`list`: `element`): the list of primary elements
   - `secondary` (`list`: `combined-element`): the list of secondary elements
+  - `tertiary` (`list`: `combined-element`): the list of tertiary elements
 
 The `element` object has the following fields:
   - `name` (`string`): the name of the element
@@ -79,7 +80,7 @@ The `element` object has the following fields:
   - `related-adjectives` (`list`: `string`): a list of adjectives that can be used to convey the idea of the element
 
 The `combined-element` object has the following fields:
-  - `components` (`list`: `string`): a list of primary elements that compose a combined element; each string correspond to the name of a primary element
+  - `components` (`list`: `string`): a list of elements that compose a combined element; each string correspond to the name of an element.
   - `result` (`element`): the resulting element of the combination
 
 ## mottos.json

elements.json

@@ -173,5 +173,79 @@
         "related-adjectives": []
       }
     }
+  ],
+  "tertiary": [
+    {
+      "components": ["Poison", "Air"],
+      "result": {
+        "name": "Miasma",
+        "affinity-description": "a Miasma affinity",
+        "related-nouns": [],
+        "related-adjectives": []
+      }
+    },
+    {
+      "components": ["Aura", "Poison"],
+      "result": {
+        "name": "Ichor",
+        "affinity-description": "an Ichor affinity",
+        "related-nouns": [],
+        "related-adjectives": []
+      }
+    },
+    {
+      "components": ["Spirit", "Poison"],
+      "result": {
+        "name": "Curse",
+        "affinity-description": "a Curse affinity",
+        "related-nouns": [],
+        "related-adjectives": []
+      }
+    },
+    {
+      "components": ["Fire", "Water", "Spirit"],
+      "result": {
+        "name": "Steam",
+        "affinity-description": "a Steam affinity",
+        "related-nouns": [],
+        "related-adjectives": []
+      }
+    },
+    {
+      "components": ["Spirit", "Water", "Spirit"],
+      "result": {
+        "name": "Paint",
+        "affinity-description": "a Paint affinity",
+        "related-nouns": [],
+        "related-adjectives": []
+      }
+    },
+    {
+      "components": ["Poison", "Earth"],
+      "result": {
+        "name": "Quicksilver",
+        "affinity-description": "a Quicksilver affinity",
+        "related-nouns": [],
+        "related-adjectives": []
+      }
+    },
+    {
+      "components": ["Ice", "Spirit"],
+      "result": {
+        "name": "Lock",
+        "affinity-description": "a Lock affinity",
+        "related-nouns": [],
+        "related-adjectives": []
+      }
+    },
+    {
+      "components": ["Poison", "Earth"],
+      "result": {
+        "name": "Mercury",
+        "affinity-description": "a Mercury affinity",
+        "related-nouns": [],
+        "related-adjectives": []
+      }
+    }
   ]
 }