var words = ['мегафон', 'republic', 'apple'];

$(document).ready(function() {
    remove_posts();
    $(document).on( "click", function() {
        setTimeout(function () {
            remove_posts();
        },1500);
    });
});

function remove_posts()
{
    $('.b-article h2 span').each(function( index ) {
        var title = $( this ).text();
        var title_low = title.toLowerCase();
        $.each(words, function( index, word ) {
            var word_low = word.toLowerCase();
            var includes = title_low.includes(word_low);

            if (includes == true) {
                var post = ".b-article h2 span:contains('" + title +"')";
                $(".feed__container").find(post).closest(".feed__item").hide();
            }
        });
    });
}