Ответ:
more friendly, the most friendly;
earlier, the earliest;
funnier, the funniest;
more polite, the most polite;
later, the latest;
more slowly, the most slowly;
more stupid, the most stupid;
more narrow, the most narrow;
futher, the futhest;
more shallow, the most shallow;
taller, the tallest;
less, the least.