rattler

"The old grandfather clock's rattle was a constant reminder that it was time for dinner. "

"The hiker carefully stepped around the rattlesnake, a dangerous-looking desert rattler. "

"The old rattler chugged slowly past the school, carrying students home for the weekend. "

"The teacher sighed; the little boy in the back row was a terrible rattler, constantly interrupting with unrelated comments. "

"The sudden criticism was a rattling blow to her confidence. "

""My brother told a ratter about winning the science fair, but we all knew it was a lie." "