Java problem

Trying to censor the unwanted word with *, however it censors every word that has the unwanted word in it. How to only censor the unwanted word itself regardless of the captial letter? Thanks

Sample output:

please enter the paragraph you would like filtered: Applepie applejuice Appleorange applebanana apple Apple

please enter the word you would like to filter: apple

output: Applepie applejuice Appleorange applebanana ***** *****

import java.util.Scanner; public class Random public static void main(String[l args) Scanner input - new Scanner(System.in); System.out.println("Please enter the paragraph you would like filtered: "); string paragraph = input.nextLine(); System.out.println("Please enter the word you would like to filter:" string wo rd = input.nextLine(); System.out.println("Unfiltered: "paragraph) String filter = ""; for (int i=0; i