Exclude featured product in the main product loop or remove any featured product from regular archive loop. See https://jameshwartlopez.com/plugin/remove-any-product-that-is-featured-from-regular-display-loop/

ExcludeFeaturedProductInTheMainProductLoop.php

<?php

/**
 *  Add in your themes functions.php	
 *  Exclude featured product in the main product loop
 */
add_action( 'woocommerce_product_query', function ($query) {

	if ( ! is_admin() && $query->is_main_query() ) {
		// Not a query for an admin page.
		// It's the main query for a front end page of your site.

		if ( is_product_category() ) {
			// It's the main query for a product category archive.

			$tax_query = (array) $query->get( 'tax_query' );

			// Tax query to exclude featured product 
			$tax_query[] = array(
				'taxonomy' => 'product_visibility',
				'field'    => 'name',
				'terms'    => 'featured',
				'operator' => 'NOT IN', 
			);


			$query->set( 'tax_query', $tax_query );
		}

	}

} );