Can someone tell me what im doing wrong?

import java.io.Console;

public class TreeStory {

    public static void main(String[] args) {
        Console console = System.console();
        /*  Some terms:
            noun - Person, place or thing
            verb - An action
            adjective - A description used to modify or describe a noun
            Enter your amazing code here!
        */
       // __Name__ is a __adjective__ __ noun__.  They are always __ adverb__ __ verb__.
       String ageAsString = console.readLine("How old are you? ");
       int age = Integer.parseInt(ageAsString);
       if (age < 13) {
         // Insert exit code
         console.printf("Sorry you must be at least 13 to use this program.\n");
         System.exit(0);
       }
       String name = console.readLine("Enter a name: ");
       String adjective = console.readLine("Enter an adjective: ");
       String noun;
       boolean isInvalidWord;
       do {
         noun = console.readLine("Enter a noun: ");
         isInvalidWord = (noun.equalsIgnoreCase("dork") || 
                           noun.equalsIgnoreCase("jerk"));
       if (isInvalidword) {
            console.printf("That language is not allowed. Try again. \n\n");
        }       
      }  while (isInvalidWord);                              
       String adverb = console.readLine("Enter an adjective: ");
       String verb = console.readLine("Enter a verb ending in -ing: ");

       console.printf("Your TreeStory:\n---------------\n");
       console.printf("%s is a %s %s. ", name, adjective, noun);
       console.printf("They are always %s %s. \n", adverb, verb);

    }

}