This is the 4582nd most frequent German word.
sechste
"Sechste" means "sixth" in English.
The word 'sechste' is used as an ordinal number describing position in sequence.
Heute ist der sechste Tag der Woche.
Today is the sixth day of the week.
Here, 'sechstes' is used as an ordinal number describing position among a quantity of items.
Das ist mein sechstes Buch, das ich dieses Jahr gekauft habe.
This is my sixth book that I bought this year.
In this context, 'sechste' identifies a specific group based on its sequential position in an educational system.