overwrote

"He unnecessarily repeated much of what others had covered."

"I wanted to record every detail of what happened, for the benefit of future generations."

"He discovered penicillin largely accidentally."

"The shout in the empty hallway reverberated for several seconds. "

"The three principal calendars are the Gregorian, Jewish, and Islamic calendars."

"The atmosphere was thick with the smell of popcorn, as the kids gathered for the movie night. "

"The feeling is difficult to describe, but not unpleasant."

"The document outlining the family's budget was used to prove their financial need to the housing agency. "

"The construction site was a cacophony of hammering, drilling, and shouting. "

"The automatic child-frightener made clowns unnecessary."

"After the flood, the animal shelter was overflowing with unwanteds, mostly stray cats and dogs needing homes. "

"The teacher complicated the math problem by adding several extra steps. "