This is the 11057th most frequent Spanish word.
duodécimo
"Twelfth" (12th).
Used to describe a position in a sequence (ordinal number) referring to the twelfth.
Hoy es el duodécimo día del mes.
Today is the twelfth day of the month.
Used as an ordinal number to indicate a position in a ranking or competition.
Ella terminó en el duodécimo lugar en la competencia.
She finished in twelfth place in the competition.
Used to refer to a specific part of a sequence, such as chapters in a book.