The company's approach to problem-solving is unsystematic.

He searched for his keys unsystematically.

He approached the problem in an unsystematical way.

The unsystematicity of the data made it difficult to draw any conclusions.

The files in the folder were unsystematized, making it difficult to find the necessary documents.

The unsystematizing approach to problem-solving often leads to confusion and inefficiency.

Investors should be aware of the unsystematic risk associated with individual stocks.

Investors should diversify their portfolios to mitigate unsystematic risks.