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