Sentences with Blacken

The blacksmith used a special technique to blacken the iron sword.

The wildfire's smoke began to blacken the sky, causing concern among the residents.

The author used metaphors to blacken the mood of the story, adding a sense of foreboding.

The volcanic eruption had the power to blacken even the brightest of days with its ash cloud.

The intense heat from the summer sun began to blacken the asphalt on the deserted road.

The metal gate, exposed to the elements, started to rust and blacken at the edges.

The volcanic activity caused lava flows to blacken large areas of once-lush vegetation.

The aging process can blacken and weaken the structure of wooden fences if not properly maintained.