function createCompounder(callback) {
	      return function(string) {
	        var index = -1,
	            array = words(deburr(string)),
	            length = array.length,
	            result = '';

	        while (++index < length) {
	          result = callback(result, array[index], index);
	        }
	        return result;
	      };
	    }
Creates a function that produces compound words out of the words in a
given string.

@private
@param {Function} callback The function to combine each word.
@returns {Function} Returns the new compounder function.