1. sixth
This elevator does not go above the sixth floor.
sixth September
'The sixth sense' is an American thriller.
The sixth letter of the alphabet is F.
I'm in the sixth form.
This house of ours has just been redecorated, and we haven't lived here for sixth months.
He ruled for five years. In the sixth year, another king, who was stronger than he, waged war against him.
This is his sixth accident.
She knew it by a sixth sense.
First, second, third, fourth, fifth, sixth, seventh, eighth, ninth, tenth... penultimate, last.