proteći

1. (of time) to pass; to elapse
   Od tada je proteklo deset godina. — Ten years have passed since then.
   Vreme je proteklo neverovatno brzo. — The time passed incredibly fast.
2. (of an event) to go; to pass off
   Sastanak je protekao u mirnoj atmosferi. — The meeting went off calmly.
   Kako je protekla operacija? — How did the operation go?
3. (of liquid) to flow through
   Kroz ovu dolinu je nekad proteklo mnogo vode. — A lot of water once flowed through this valley.

The form protekli often means 'last, past': protekle nedelje — last week.