What's the opposite of wrong?
right
What's the opposite of up?
down
What's the opposite of clean?
dirty
What's the opposite of less?
more
What's the opposite of rough?
smooth
What's the opposite of black?
white
What's the opposite of sad?
happy
What's the opposite of ugly?
pretty
What's the opposite of large?
small
What's the opposite of mean?
nice
What's the opposite of freeze?
melt
What's the opposite of fun?
boring