palindromes

var text = "I remember the group ABBA, that brought lots of wow in the music world."
text = text.replace(/\W/g, ' ');
var array = text.split(' ');
console.log(palindromsExtraction(array));

function palindromsExtraction(arr) {
    var strToReturn = [];
    for (var word in arr) {
        arr[word] = arr[word].trim();
        var isPalindrome = true;
        for (var i = 0; i < arr[word].length / 2; i++) {
            if (arr[word][i] !== arr[word][arr[word].length - 1 - i]) {
                isPalindrome = false;
                break;
            }
        }

        if (isPalindrome && arr[word].length>1)strToReturn.push(arr[word]);
    }
    return strToReturn;
}