def getDiffElements(initialList: list, newList: list) -> list:
    """Returns the elements that differ in the two given lists

    Args:
        initialList (list): The first list
        newList (list): The second list

    Returns:
        list: The list of element differing between the two given lists
    """
    final = []
    for element in newList:
        if element not in initialList:
            final.append(element)

    return final