public static function init() {
		parent::init( self::$magicWordKeys, self::$substitutes,
				self::$magicWordArray, self::$flipMagicWordKeys );
		self::$nothing    = new self( self::nothing );
		self::$spring     = new self( self::spring );
		self::$summer     = new self( self::summer );
		self::$autumn     = new self( self::autumn );
		self::$winter     = new self( self::winter );
		self::$AD         = new self( self::AD );
		self::$BC         = new self( self::BC );
		self::$yearTerm   = new self( self::yearTerm );
		self::$monthTerm  = new self( self::monthTerm );
		self::$dayTerm    = new self( self::dayTerm );
		self::$circa      = new self( self::circa );
		self::$number     = new self( self::number );
		self::$namedMonth = new self( self::namedMonth );
	}