This is the 298th most frequent Lithuanian word.
laikotarpiu
"During the period."
Here, 'laikotarpiu' is used to refer to a specific time period.
Šiuo laikotarpiu aš daug mokausi.
During this period, I study a lot.
In this sentence, 'laikotarpiu' indicates the timeframe between two seasons.
Laikotarpiu nuo vasaros iki rudens gamta keičiasi.
During the period from summer to autumn, nature changes.
This example uses 'laikotarpiu' to signify a duration where events took place.