first第一1st
second第二2nd
third第三3rd
fourth第四4th
fifth第五5th
sixth第六6th
seventh第七7th
eighth第八8th
ninth第九9th
tenth第十10th
eleventh第十一11th
twelfth第十二12th
thirteenth第十三13th
fourteenth第十四14th
fifteenth第十五15th
sixteenth第十六16th
seventeenth第十七17th
eighteenth第十八18th
nineteenth第十九19th
twentieth第二十20th
twenty-first第二十一21st
twenty-second第二十二22nd
twenty-third第二十三23rd
thirtieth第三十30th
thirty-first第三十一31st
fortieth第四十40th
fiftieth第五十50th
sixtieth第六十60th
seventieth第七十70th
eightieth第八十80th
ninetieth第九十90th
(one)hundredth第一百100th
first第一1st
second第二2nd
third第三3rd
fourth第四4th
fifth第五5th
sixth第六6th
seventh第七7th
eighth第八8th
ninth第九9th
tenth第十10th
eleventh第十一11th
twelfth第十二12th
thirteenth第十三13th
fourteenth第十四14th
fifteenth第十五15th
sixteenth第十六16th
seventeenth第十七17th
eighteenth第十八18th
nineteenth第十九19th
twentieth第二十20th
twenty-first第二十一21st
twenty-second第二十二22nd
twenty-third第二十三23rd
thirtieth第三十30th
thirty-first第三十一31st
fortieth第四十40th
fiftieth第五十50th
sixtieth第六十60th
seventieth第七十70th
eightieth第八十80th
ninetieth第九十90th
(one)hundredth第一百100th