JSFiddle - React, Tailwind, and code Playground

HTML

<b class="xyzxterms" style="cursor: default; ">bryant keil bio</b>

JavaScript

(function($) {
    $.fn.changeElementType = function(newType) {
        var attrs = {};

        $.each(this[0].attributes, function(idx, attr) {
            attrs[attr.nodeName] = attr.nodeValue;
        });

        this.replaceWith(function() {
            return $("<" + newType + "/>", attrs).append($(this).contents());
        });
    }
})(jQuery);


$("b").changeElementType("h1");