Custom Role Labels for WordPress

functions.php

function custom_role_labels( $translated_text, $text, $domain ) {
    if ( 'woocommerce' === $domain ) {
        switch ( $text ) {
            case 'Shop Manager':
                $translated_text = 'Administrator';
                break;
            case 'Administrator':
                $translated_text = 'Super Administrator';
                break;
        }
    }
    return $translated_text;
}
add_filter( 'gettext', 'custom_role_labels', 20, 3 );