check·ered (chiefly US) or Brit che·quered 
/ˈtʃɛkɚd/ adjective
/ˈtʃɛkɚd/ adjective 1 : having a pattern made up of squares of different colors
▪ a checkered [=checked] pattern/fabric/tablecloth 2 a : including good parts and bad parts
▪ He has had a checkered career with many ups and downs.
b [more checkered; most checkered] : including many problems or failures
▪ The senator has a checkered past. [=he has done bad things or been in trouble in the past] ▪ When it comes to labor relations, the company has a somewhat checkered history. [=the company has sometimes had problems with labor relations]
▪ a checkered [=checked] pattern/fabric/tablecloth
▪ He has had a checkered career with many ups and downs.
b [more checkered; most checkered] : including many problems or failures
▪ The senator has a checkered past. [=he has done bad things or been in trouble in the past] ▪ When it comes to labor relations, the company has a somewhat checkered history. [=the company has sometimes had problems with labor relations]
