This is the 1627th most frequent Turkish word.
takvim
Calendar.
Here, 'takvim' refers to a physical calendar used to mark dates.
Takvimde önemli günleri işaretledim.
I marked important dates on the calendar.
In this sentence, 'takvim' alludes to the chronological arrangement of days and months for planning.
Bu yılki tatil planlarımızı takvime göre düzenledik.
We arranged our vacation plans according to the calendar of this year.
'Takvim' here is used to signify a specific type of calendar, such as the lunar calendar.