closed and ...?
closed and open
tall and ...?
tall and short.
top and ...?
top and bottom.
laugh and ...?
laugh and cry
big and ...?
big and small
happy and ...?
happy and sad.
full and ...?
full and empty.
up and ...?
up and down.
fast and ...?
fast and slow.
hard and ...?
hard and soft.
cold and ...?
cold and hot.
day and ...?
day and night.
near and ...?
near and far.
go and ...?
go and stop.
sweet and ...?
sweet and sour.
front and ...?
front and back.
... and small.
big and small.
boy and ...?
boy and girl