-Z is/are a pseudo-option (just like -H) expanded during the run

stamparm · stamparm · commit 3a5cc989767d · 2015-07-07T09:27:18.000+02:00
diff --git a/lib/core/optiondict.py b/lib/core/optiondict.py
@@ -209,7 +209,6 @@
                              },
 
             "Miscellaneous": {
-                               "mnemonics":         "string",
                                "alert":             "string",
                                "answers":           "string",
                                "beep":              "boolean",
diff --git a/sqlmap.conf b/sqlmap.conf
@@ -715,9 +715,6 @@ updateAll = False
 
 [Miscellaneous]
 
-# Use short mnemonics (e.g. "flu,bat,ban,tec=EU").
-mnemonics =
-
 # Run host OS command(s) when SQL injection is found.
 alert =
 
