Extract Palindromes-with RegEx and Reverse()

using System;
using System.Text.RegularExpressions;
using System.Collections.Generic;
using System.Linq;

namespace ExtractPalindromes
{
    class Program
    {
        static void Main(string[] args)
        {
            string input=Console.ReadLine();
            var list = new List<string>();
            Regex regexForWord = new Regex(@"[a-zA-Z]+");
            MatchCollection words = regexForWord.Matches(input);
            foreach (Match match in words)
            {
                string currentWord = match.Value;
                char [] reverse =currentWord.Reverse().ToArray(); //char Array
                string reverseCurrentWord = (string.Join("", reverse)).ToString();

                if (currentWord == reverseCurrentWord)
                {
                    list.Add(currentWord);
                }
            }

            Console.WriteLine(string.Join(", ",list));
        }
    }
}