His claim is considered groundless.

His car sped away at a seriously fast speed.

He took a reckless action.

His reckless behavior is confusing the people around him.

Lower the price a bit more, please!

There was a deep mark left on his face.

His tracks were left in the snow.

His footprints were left on the sandy beach.

He has two children with his second wife.

There's no turning back, we can only move forward.