1st-first2nd-second3rd-third4th-fourth5th-fifth6th-sixth7th-seventh8th-eighth9th-ninth10th-tenth11th-eleventh12th-twelfth13th-thirteenth14th-fourteenth15th-fifteenth16th-sixteenth17th-seventeenth18th-
1st - first
2nd - second
3rd - third
4th - fourth
5th - fifth
6th - sixth
7th - seventh
8th - eighth
9th - ninth
10th - tenth
11th - eleventh
12th - twelfth
13th - thirteenth
14th - fourteenth
15th - fifteenth
16th - sixteenth
17th - seventeenth
18th - eighteenth
19th - nineteenth
20th - twentieth
21st - twenty-first
22nd - twenty-second
23rd - twenty-third
24th - twenty-fourth
25th - twenty-fifth
26th - twenty-sixth
27th - twenty-seventh
28th - twenty-eighth
29th - twenty-ninth
30th - thirtieth
