diff --git a/.vscode/dictionaries/code-entities.txt b/.vscode/dictionaries/code-entities.txt
index 4a8c5eae7b7fc50..6422154d7d43853 100644
--- a/.vscode/dictionaries/code-entities.txt
+++ b/.vscode/dictionaries/code-entities.txt
@@ -594,6 +594,7 @@ reflectionchange
 removestream
 replacewithcommas
 replacewithspaces
+RFCOMM
 RGBX
 RGUI
 richlistbox
diff --git a/files/en-us/web/api/serial/requestport/index.md b/files/en-us/web/api/serial/requestport/index.md
index 59773fc8ad196b6..e6117e77ef2d429 100644
--- a/files/en-us/web/api/serial/requestport/index.md
+++ b/files/en-us/web/api/serial/requestport/index.md
@@ -95,7 +95,7 @@ connectBtn.addEventListener("click", () => {
 
 ### Allow the user to select custom RFCOMM-based services
 
-Although most devices expose SPP-based communication through the standardized Bluetooth Classic Serial Port Profile, some use custom RFCOMM-based services. These devices have a Service Class ID that is not in the standard Bluetooth UUID range.
+Although most devices expose SPP-based communication through the standardized Bluetooth Classic Serial Port Profile, some use custom radio frequency communication (RFCOMM) based services. These devices have a Service Class ID that is not in the standard Bluetooth UUID range.
 
 You need to pass the `allowedBluetoothServiceClassIds` list to `requestPort()` to access these custom RFCOMM-based services:
 
diff --git a/files/en-us/web/css/_colon_has-slotted/index.md b/files/en-us/web/css/_colon_has-slotted/index.md
index f8d27f803ed6aa7..6dc8e9a3c5169ff 100644
--- a/files/en-us/web/css/_colon_has-slotted/index.md
+++ b/files/en-us/web/css/_colon_has-slotted/index.md
@@ -58,7 +58,7 @@ This example has two `<slot>` elements, one of which has been assigned some cont
 
 ### Result
 
-The `<slot>` element that has been assigned content matched the `:has-slotted` pseudo-class and has the `color` value of `rebbecapurple` applied.
+The `<slot>` element that has been assigned content matched the `:has-slotted` pseudo-class and has the `color` value of `rebeccapurple` applied.
 
 {{EmbedLiveSample("simple_example",100,300)}}