тридесет angolul

thirty▼(cardinal number)
numeral
[UK: ˈθɜːt.i] [US: ˈθɝːt.i]

thirtieth▼(the ordinal form of the number thirty, see also: 30th)
adjective
[UK: ˈθɜː.tɪəθ] [US: ˈθɝː.tiəθ]