diff --git a/XI2proto.txt b/XI2proto.txt
index cbf0ef7..9cacd18 100644
--- a/XI2proto.txt
+++ b/XI2proto.txt
@@ -79,7 +79,7 @@ If an event is generated by an SD
 - if the SD is attached to a master keyboard, it sends events to this
   keyboard's focus window (if applicable) and/or changes the modifier state of
   this keyboard.
-- if the SD is not attached to an SD ("floating"), it does not change 
+- if the SD is not attached to an MD ("floating"), it does not change 
   any master device. The SD has its own (invisible) sprite and its own focus.
   Both the sprite and the focus must be managed explicitly by the client
   program.
@@ -639,7 +639,7 @@ XI2. Clients should ignore this data.
     └───
 
     This request actively grabs control of the specified input device. Further
-    input evens from this device are reported only to the grabbing client.
+    input events from this device are reported only to the grabbing client.
     This request overides any previous active grab by this client for this
     device.
 
@@ -715,7 +715,7 @@ XI2. Clients should ignore this data.
 
     Errors: Device, Value
 
-    The AllowDeviceEvents request releases some queued events if the client
+    The XIAllowEvents request releases some queued events if the client
     has caused a device to freeze. The request has no effect if the specified
     time is earlier than the last-grab time of the most recent active grab for
     the client, or if the specified time is later than the current X server
@@ -726,7 +726,7 @@ XI2. Clients should ignore this data.
     AsyncDevice:
         If the specified device is frozen by the client, event processing for that
         device continues as usual. If the device is frozen multiple times  by the
-        client on behalf of multiple separate grabs, AsyncThisDevice thaws for
+        client on behalf of multiple separate grabs, AsyncDevice thaws for
         all.
         AsyncDevice has no effect if the specified device is not frozen by the
         client, but the device need not be grabbed by the client.