This is the 152nd most frequent Lithuanian word.
kartais
"Sometimes."
Here, 'kartais' is used to indicate an occasional or non-regular habit.
Kartais aš mėgstu skaityti knygas.
Sometimes I like to read books.
In this case, 'kartais' expresses an irregular activity.
Ji kartais apsilanko teatruose.
She sometimes visits theaters.
Here, 'kartais' illustrates that the occurrence is not constant but happens now and then.