Black currant seed

This shows grade level based on the word’s complexity. Black currant seed labeled the boxes with a black permanent marker.

That shirt was black within an hour. His black heart has concocted yet another black deed. Pilots put a black flag next to the ten most dangerous airports. The black economy pays no taxes.

He wore black at the funeral. He blacked out at the sight of blood. When it came to his war experiences he blacked out completely. The special airfare discount will be blacked out by the airlines over the holiday weekend.