From the NannyMUD documentation

LAST CHANGE

2008-06-30

FUNCTION

NAME
        _destruct - Will destruct any object no matter what.


SYNTAX
	void _destruct(object)

DESCRIPTION
	Forcibly destruct an object even though the object contains
	bugs that normally would prevent the standard destruct() from
	succeding.

	This function can only be called by Ex-Arch wizards or higher.


SEE ALSO
        wizlevels in wizinfo/wizlevels