Řadové číslovky
1st - the first 11th - the eleventh
2nd - the second 12th - the twelfth
3rd - the third 13th - the thirteenth
4th - the fourth 14th - the fourteenth
5th - the fifth 15th - the fifteenth
6th - the sixth 16th - the sixteenth
7th - the seventh 17th - the seventeenth
8th - the eighth 18th - the eighteenth
9th - the nineth 19th - the nineteenth
10th - the tenth 20th - the twentieth
21st - the twenty-first
30th - the thirtieth
50th - the fiftieth
99th - the ninety-ninth
100th - the hundredth
once - 1x a day, daily - denně
twice - 2x a week, weekly - týdně
three times - 3x a month, monthly - měsíčně
four times - 4x a year, yearly - ročně
a hundred times - 100x