closed and ...?
closed and open
happy and ...?
happy and sad.
big and ...?
big and small
up and ...?
up and down.
... and small.
big and small.
laugh and ...?
laugh and cry
boy and ...?
boy and girl
tall and ...?
tall and short.
hard and ...?
hard and soft.
cold and ...?
cold and hot.
fast and ...?
fast and slow.
day and ...?
day and night.
go and ...?
go and stop.