sistematski

1. systematic
   Potreban nam je sistematski pristup ovom problemu. — We need a systematic approach to this problem.

2. systematically
   Oni sistematski uništavaju stare zgrade u centru. — They are systematically destroying the old buildings downtown.
   Sistematski je pregledao sva dokumenta. — He went through all the documents systematically.

Colloquially "sistematski" alone often means a medical check-up: "idem na sistematski".