The opposite of big
small, little
The opposite of high
low
The opposite of long/tall
short
The opposite of ugly
pretty, beautiful
The opposite of easy
difficult
The opposite of straight hair
curly hair
The opposite of beautiful
ugly
The opposite of poor
rich
the opposite of loud
quiet
The opposite of good
bad, evil
The opposite of cold
hot
The opposite of thick
thin
The opposite of sad
happy
The opposite of cheap
expensive
The opposite of coward
brave
The opposite of old
new, young
The opposite of brave
coward
The opposite of rude
polite, nice
The opposite of rich
poor
the opposite of slow
fast