This is the 468th most frequent Finnish word.
marraskuussa
"In November."
The word 'marraskuussa' is used to indicate a time reference, specifically the month of November, using the inessive case to suggest 'in November'.
Marraskuussa lehdet putoavat.
In November, the leaves fall.
Here, 'marraskuussa' refers to the specific time period of November to describe when the weather condition is observed.
Ilma on kylmä marraskuussa.
The weather is cold in November.
The term 'marraskuussa' again denotes the time frame of November, used to describe typical weather patterns.