diff --git a/files/en-us/mozilla/add-ons/webextensions/manifest.json/browser_specific_settings/index.md b/files/en-us/mozilla/add-ons/webextensions/manifest.json/browser_specific_settings/index.md
index b19d18b44b7431d..e26431066e4d291 100644
--- a/files/en-us/mozilla/add-ons/webextensions/manifest.json/browser_specific_settings/index.md
+++ b/files/en-us/mozilla/add-ons/webextensions/manifest.json/browser_specific_settings/index.md
@@ -49,7 +49,7 @@ The `browser_specific_settings` key contains keys that are specific to a particu
 
 ### Firefox (Gecko) properties
 
-Firefox stores browser-specific settings in these subkeys:
+Firefox stores browser-specific settings in these sub-keys:
 
 - `gecko` for the desktop version of Firefox.
 - `gecko_android` for the Android version of Firefox.
diff --git a/files/en-us/web/api/rtcrtpreceiver/getcapabilities/index.md b/files/en-us/web/api/rtcrtpreceiver/getcapabilities/index.md
index 0b02aa081140712..759c5b7c9f7aaa8 100644
--- a/files/en-us/web/api/rtcrtpreceiver/getcapabilities/index.md
+++ b/files/en-us/web/api/rtcrtpreceiver/getcapabilities/index.md
@@ -188,7 +188,7 @@ function logMediaCapabilities(kind) {
     log.textContent += ` mime type: ${codec.mimeType}\n`;
     log.textContent += `   channels: ${codec.channels}\n`; //max channels - e.g. 2 is stereo
     log.textContent += `   clockRate: ${codec.clockRate}\n`; // clock rate in Hz
-    log.textContent += `   sdpFmtpLine: ${codec.sdpFmtpLine}\n`; // mime meda type and subtype
+    log.textContent += `   sdpFmtpLine: ${codec.sdpFmtpLine}\n`; // mime media type and subtype
   });
 }
 ```
diff --git a/files/en-us/web/api/rtcrtpsender/getcapabilities/index.md b/files/en-us/web/api/rtcrtpsender/getcapabilities/index.md
index 1b2e7bf7242aa02..b2836414d88bf40 100644
--- a/files/en-us/web/api/rtcrtpsender/getcapabilities/index.md
+++ b/files/en-us/web/api/rtcrtpsender/getcapabilities/index.md
@@ -186,7 +186,7 @@ function logMediaCapabilities(kind) {
     log.textContent += ` mime type: ${codec.mimeType}\n`;
     log.textContent += `   channels: ${codec.channels}\n`; // max channels - e.g. 2 is stereo
     log.textContent += `   clockRate: ${codec.clockRate}\n`; // clock rate in Hz
-    log.textContent += `   sdpFmtpLine: ${codec.sdpFmtpLine}\n`; // mime meda type and subtype
+    log.textContent += `   sdpFmtpLine: ${codec.sdpFmtpLine}\n`; // mime media type and subtype
   });
 }
 ```