Ordinal numbers
- first / 1st
- second / 2nd
- third / 3rd
- fourth / 4th
- fifth / 5th
- sixth / 6th
- seventh / 7th
- eighth / 8th
- ninth / 9th
- tenth / 10th
- eleventh / 11th
- twelfth / 12th
- thirteenth / 13th
- fourteenth / 14th
- fifteenth / 15th
- sixteenth / 16th
- seventeenth / 17th
- eighteenth / 18th
- nineteenth / 19th
- twentieth / 20th
- twenty-first / 21st
- twenty-second / 22nd
- twenty-third / 23rd
- twenty-fourth / 24th
- twenty-fifth / 25th
- twenty-sixth / 26th
- twenty-seventh / 27th
- twenty-eighth / 28th
- twenty-ninth / 29th
- thirtieth / 30th
- thirty-first / 31st