This is the 15025th most frequent German word.
segeln
To sail.
Here, 'segeln' is used in its present tense conjugated form ('segle') to denote the activity of sailing.
Ich segle oft am Wochenende auf dem See.
I often sail on the lake on weekends.
In this sentence, 'segeln' is used in the past perfect tense ('gesegelt') to describe a completed action in the past.
Wir haben letztes Jahr in Griechenland gesegelt.
We sailed in Greece last year.
Here, 'segeln' is used in its noun form ('Segeln') to refer to the act or activity of sailing.