sixth · ordinal number /sɪksθ/
sixth
A2 6th written as a word
Dictionary examples:
I have to return my library books on the sixth (of July).
Jesse came in sixth in the 100 meters.
Learner example:
The room I like best is room 8 because it's [on] the sixth floor and I can see many people in the street. (Key English Test; A2; Chinese)