Sample Taxonomy Column on edit.php

some-plugin.php

<?php

add_action( 'init', function() {
	register_taxonomy( 'some-taxonomy', 'post', array(
		'show_ui' => true,
		'rewrite' => false,
		'public' => true,
		'labels' => array(
			'name' => 'Some Taxonomy',
			'singular_name' => 'Some Taxonomy',
		)
	) );
} );

add_filter( 'manage_post_posts_columns', function( $columns ) {
	$columns['new_column'] = 'New Column';
	return $columns;
} );

add_action( 'manage_post_posts_custom_column',
	function( $column_name ) {
		if ( $column_name == 'new_column' ) {
			$terms = get_the_terms( get_the_ID(), 'some-taxonomy' );
			if ( $terms ) {
				foreach ( $terms as $term ) {
					echo esc_html( $term->name );
				}
			}
		}
} );