diff --git a/binaries/data/mods/mod/gui/common/l10n.js b/binaries/data/mods/mod/gui/common/l10n.js
index 719d89f397..9da5a2e75c 100644
--- a/binaries/data/mods/mod/gui/common/l10n.js
+++ b/binaries/data/mods/mod/gui/common/l10n.js
@@ -122,7 +122,7 @@ function translatePluralWithContext(context, singularMessage, pluralMessage, num
 /**
  * The input object should contain either of the following properties:
  *
- *     • A ‘message’ property that contains a message to translate.
+ *     • A ‘_string’ property that contains a message to translate.
  *
  *     • A ‘list’ property that contains a list of messages to translate as a
  *     comma-separated list of translated.
@@ -137,8 +137,8 @@ function translateMessageObject(object)
 	if (object.context)
 		trans = msg => translateWithContext(object.context, msg);
 
-	if (object.message)
-		object = trans(object.message);
+	if (object._string)
+		object = trans(object._string);
 	else if (object.list)
 		object = object.list.map(trans).join(translateWithContext("enumeration", ", "));
 
@@ -152,19 +152,19 @@ function translateMessageObject(object)
  * it accepts an object in the form of
  *
  * {
- *   translatedString1: "my first message",
- *   unTranslatedString1: "some English string",
- *   ignoredObject: {
- *     translatedString2: "my second message",
- *     unTranslatedString2: "some English string"
+ *   "translatedString1": "my first message",
+ *   "unTranslatedString1": "some English string",
+ *   "ignoredObject": {
+ *     "translatedString2": "my second message",
+ *     "unTranslatedString2": "some English string"
  *   },
- *   translatedObject1: {
- *     message: "my third singular message",
- *     context: "message context",
+ *   "translatedObject1": {
+ *     "_string": "my third singular message",
+ *     "context": "message context",
  *   },
  *   translatedObject2: {
- *     list: ["list", "of", "strings"],
- *     context: "message context",
+ *     "list": ["list", "of", "strings"],
+ *     "context": "message context",
  *   },
  * }
  *
@@ -174,14 +174,14 @@ function translateMessageObject(object)
  *
  * The result will be (f.e. in Dutch)
  * {
- *  translatedString1: "mijn eerste bericht",
- *   unTranslatedString1: "some English string",
- *   ignoredObject: {
- *     translatedString2: "mijn tweede bericht",
- *     unTranslatedString2: "some English string"
+ *  "translatedString1": "mijn eerste bericht",
+ *   "unTranslatedString1": "some English string",
+ *   "ignoredObject": {
+ *     "translatedString2": "mijn tweede bericht",
+ *     "unTranslatedString2": "some English string"
  *   },
- *   translatedObject1: "mijn derde bericht",
- *   translatedObject2: "lijst, van, teksten",
+ *   "translatedObject1": "mijn derde bericht",
+ *   "translatedObject2": "lijst, van, teksten",
  * }
  *
  * So you see that the keys array can also contain lower-level keys,
diff --git a/binaries/data/mods/public/gui/options/options.json b/binaries/data/mods/public/gui/options/options.json
index 9812fcc862..377140745a 100644
--- a/binaries/data/mods/public/gui/options/options.json
+++ b/binaries/data/mods/public/gui/options/options.json
@@ -244,9 +244,9 @@
 				"tooltip": "Model quality setting.",
 				"config": "max_actor_quality",
 				"list": [
-					{ "value": 100, "label": "Low", "tooltip": "Simpler models for better performance." },
-					{ "value": 150, "label": "Medium", "tooltip": "Average quality and average performance." },
-					{ "value": 200, "label": "High", "tooltip": "High quality models." }
+					{ "value": 100, "label": { "_string": "Low", "context": "Option for the meshes' level of detail." }, "tooltip": "Simpler models for better performance." },
+					{ "value": 150, "label": { "_string": "Medium", "context": "Option for the meshes' level of detail." }, "tooltip": "Average quality and average performance." },
+					{ "value": 200, "label": { "_string": "High", "context": "Option for the meshes' level of detail." }, "tooltip": "High quality models." }
 				]
 			},
 			{
@@ -255,9 +255,9 @@
 				"tooltip": "Randomize the appearance of entities. Disabling gives a small performance improvement.",
 				"config": "variant_diversity",
 				"list": [
-					{ "value": "none", "label": "None", "tooltip": "Entities will all look the same." },
-					{ "value": "limited", "label": "Limited", "tooltip": "Entities will be less diverse." },
-					{ "value": "full", "label": "Normal", "tooltip": "Entities appearance is randomized normally." }
+					{ "value": "none", "label": { "_string": "None", "context": "Option for the meshes' amount of variety." }, "tooltip": "Entities will all look the same." },
+					{ "value": "limited", "label": { "_string": "Limited", "context": "Option for the meshes' amount of variety." }, "tooltip": "Entities will be less diverse." },
+					{ "value": "full", "label": { "_string": "Normal", "context": "Option for the meshes' amount of variety." }, "tooltip": "Entities appearance is randomized normally." }
 				]
 			},
 			{
@@ -281,10 +281,10 @@
 				"dependencies": ["shadows"],
 				"config": "shadowquality",
 				"list": [
-					{ "value": -1, "label": "Low" },
-					{ "value": 0, "label": "Medium" },
-					{ "value": 1, "label": "High" },
-					{ "value": 2, "label": "Very High" }
+					{ "value": -1, "label": { "_string": "Low", "context": "Option for the shadow quality." } },
+					{ "value": 0, "label": { "_string": "Medium", "context": "Option for the shadow quality." } },
+					{ "value": 1, "label": { "_string": "High", "context": "Option for the shadow quality." } },
+					{ "value": 2, "label": { "_string": "Very High", "context": "Option for the shadow quality." } }
 				]
 			},
 			{
@@ -350,9 +350,9 @@
 				"tooltip": "Decrease texture quality making them blurrier but increases game performance.",
 				"config": "textures.quality",
 				"list": [
-					{ "value": 0, "label": "Low", "tooltip": "Low" },
-					{ "value": 1, "label": "Medium", "tooltip": "Medium" },
-					{ "value": 2, "label": "High", "tooltip": "High" }
+					{ "value": 0, "label": { "_string": "Low", "context": "Option for the texture quality." }, "tooltip": "Low" },
+					{ "value": 1, "label": { "_string": "Medium", "context": "Option for the texture quality." }, "tooltip": "Medium" },
+					{ "value": 2, "label": { "_string": "High", "context": "Option for the texture quality." }, "tooltip": "High" }
 				]
 			},
 			{
@@ -461,12 +461,12 @@
 				"tooltip": "Default difficulty of the AI.",
 				"config": "gui.gamesetup.aidifficulty",
 				"list": [
-					{ "value": 0, "label": "Sandbox" },
-					{ "value": 1, "label": "Very Easy" },
-					{ "value": 2, "label": "Easy" },
-					{ "value": 3, "label": "Medium" },
-					{ "value": 4, "label": "Hard" },
-					{ "value": 5, "label": "Very Hard" }
+					{ "value": 0, "label": { "_string": "Sandbox", "context": "Option for the AI difficulty." }},
+					{ "value": 1, "label": { "_string": "Very Easy", "context": "Option for the AI difficulty." }},
+					{ "value": 2, "label": { "_string": "Easy", "context": "Option for the AI difficulty." }},
+					{ "value": 3, "label": { "_string": "Medium", "context": "Option for the AI difficulty." }},
+					{ "value": 4, "label": { "_string": "Hard", "context": "Option for the AI difficulty." }},
+					{ "value": 5, "label": { "_string": "Very Hard", "context": "Option for the AI difficulty." }}
 				]
 			},
 			{