Slow-fast
Up-down
Left-right
Black-white
Clean-dirty
Happy-sad
Cry-laugh
Sit-stand
Right-wrong
Old-young
Beautiful-ugly
Intelligent-dumb
Wet-dry
Straight-cursive
Sweet-bitter
Back-forth
In-out
On-off
Peace-violence
Before-after
Open-close
Disappear-appear
Nonfiction-fiction
Irregular-regular
Innocent-guilty
Irresponsible-responsible
Impossible-possible
Alive-dying
Cold-hot
Blurry-clear
Big-small
Huge-tiny
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