checkered

adj

1. Divided into a grid of squares of alternating colours or shades, or into light and dark patches.

   “That is a checkered tablecloth.”

2. (figuratively)Changeable; inconsistent; having variations or uncertainty; marked by many problems or failures.

   ““What a checkered career!” said Newman.”

verb

1. (form-of, participle, past)simple past and past participle of checker