1onefirst

2twosecond

3threethird

4fourfourth

5fivefifth

6sixsixth

7sevenseventh

8eighteighth

9nineninth

10tententh

11eleveneleventh

12twelvetwelfth

13threeteenthreeteenth

14fourteenfourteenth

15fifteenfifteenth

16sixteensixteenth

17seventeenseventeenth

18eighteeneighteenth

19nineteennineteenth

20twentytwentieth

21twenty-onetwenty-first

22twenty-twotwenty-second

30thirtythirtieth

40fortyfourtieth

50fiftyfiftieth

60sixtysixtieth

70seventyseventieth

80eightyeightieth

90ninetyninetieth