manslaughter

"Reckless driving caused the accident. "

"The school's commission to raise funds for the new library was a success. "

"to die by an accident"

"The children's excitement about the school trip was obvious in their chattering. "

"The teacher's negligence in grading the papers caused several students to receive unfair marks. "

"The lack of sleep resulted in a poor performance on the math test. "

"He was charged with unlawful use of a car."

"Our foes must all be slain."

"He is a student of life."

"The specific of her success was her dedication to studying. "

"The book discussed the subject, but only incidentally."

"His new haircut was an accidental; he'd meant to trim it a little, but the scissors slipped. "