Перевести в сравнительную и превосходную степени new, old, lucky, big, nice, young, good, sad, difficult, angry, warm, dry, grey, effective, mad, short, thin, long, pleasant, stupid, common, polite, able, little.

New newer the newest
Old Older the oldest
Lucky luckier the luckiest
Big bigger the biggest
Nice nicer the nicest
Young younger the youngest
Good better the best
Sad sadder the saddest
Difficult more difficult the most difficult
Angry angrier the angriest
Warm warmer the warmest
Dry drier the driest
Grey greyer the greyest
Effective more effective the most effective
Mad madder the maddest
Short shorter the shortest
Thin thinner the thinnest
Long longer the longest
Pleasant more pleasant the most pleasant
Stupid more stupid the most stupid
Common more common the most common
Polite more polite the most polite
Able able the ablest
Little less the least