i Register
In some senses, systematic is marked as colloquial. Watch for register when choosing this word.
ADJ.
best, complex, consistent, determined, egregious, insidious, most, ongoing
The investigation uncovered a systematic pattern of corruption that had gone undetected for years.
VERB + SYSTEMATIC
begin, call, catching, decided, got, perform, place, prefer
They decided to take a more systematic approach to organizing their garage this weekend.
SYSTEMATIC + NOUN
analysis, classification, effort, exploitation, materials, method, nomenclature, problem-solving
The research team conducted a systematic analysis of the data collected over five years.
PREP.
about, along, in
The police conducted a systematic search along the entire coastline for the missing hiker.
ADV.
absolutely, easily
The police absolutely systematic in their search for evidence at the crime scene.