IPA: //sɪstəˈmætɪkli//
KK: /sɪstəˈmætɪkli/
In a way that is organized and methodical, following a plan or system.
The team approached the project systematically to ensure every detail was covered.
Systematically → It is formed from "system" (from Greek "sustema", meaning a whole made of parts) and the suffix "-atically" (meaning in a manner relating to). The word "systematically" means in a manner that relates to a system or organized method.
Think of a 'system' as a whole made of parts, and remember that 'systematically' means doing something in an organized way that relates to that system.