JSFiddle - React, Tailwind, and code Playground

HTML

<div class="mspc-accordion">
    <a href="#" class="mspc-menu-item disabled">a menu item</a>
</div>

CSS

.disabled {
    font-weight:bold;
    color:#c7c7c7;
}
.disabled:after {
    content: " - disabled";
}

JavaScript

$(document).ready(function() {
	$('.mspc-accordion a').click(function() {
    	$(this).removeClass('disabled');
    });
});