private List<String> words = new ArrayList<>();
    private List<String> replace = new ArrayList<>();

    @EventHandler
    public void doStuff(AsyncPlayerChatEvent e) {
        /**
         * prolly set up the words somewhere so they aren't set up with every
         * chat message, sounds laggy
         */

        //make these as you need

        words.add("fuck"); // index 0
        words.add("shit"); // 1

        replace.add("frick"); // index 0
        replace.add("shot"); // 1

        String message = e.getMessage();
        int indexes = 0;
        // iterate through words
        for (String s : words) {
            indexes++;
            indexes -= 1; // this should make sure that the first variables in the lists are not skipped

            if (message.contains(s)) {
                message.replaceAll(s, replace.get(indexes));
                //this SHOULD work, but I haven't touched java or bukkit in like a month.. sorry
            }
        }

    }