dentifrice

"The old book was covered in a fine layer of powder. "

"Example Sentence: "My dentist recommended toothpaste with fluoride to help strengthen my teeth and prevent cavities." "

"Before going to school, I brushed my teeth with toothpaste. "

"The board recommends Philips, given his ample experience in similar positions."

"strengthen a muscle"

"The scientist carefully examined the substance to determine its chemical composition. "

"My brother is a different person; he's an other, not like me at all. "

"My sister goes to the dentist every six months for a checkup and cleaning. "

"I brush my teeth regularly to prevent them from turning yellow."

"The new rules about homework have teeth; parents are actually following them now. "

"The dentist found two small cavities in my back teeth. "

"Can you clean the windows today?"