register-taxonomy-with-custom-metabox-without-quick-edit.php

<?php
add_action( 'init', 'toms_custom_taxonomy' );

/**
 * Registers a custom taxonomy with a custom meta box callback, and without
 * an edit functionality within Quick Edit.
 *
 * @return void
 */
function toms_custom_taxonomy(): void {
	register_taxonomy(
		'example_category',
		'example',
		array(
			'label' => 'Example Categories',
			'hierarchical' => true,
			'meta_box_cb' => 'toms_custom_meta_box_with_radio_inputs',
			'show_in_quick_edit' => false,
		) 
	);
}