spineless

"The suspect's nervous fidgeting was a clear tell; he was trying to hide something about the missing money. "

"The jellyfish washed ashore near the beach where the children were playing. "

"My sister brought several books to the library, and that one is about dinosaurs. "

"I have a house and a car."

"Late arrival to class is an unacceptable reason for missing the test. "

"The student was cowardly and did not speak up in class when he disagreed with the teacher's explanation. "

"My grandfather, who is over 80, has a slight curvature in his spine. "

"The school's new manager is responsible for organizing the sports teams. "

"It looks weaker and weaker, the more I think about it."

"One way to encourage your employees to work harder is by giving them incentives."

"The little creature scurried under the table during the family dinner. "

"the performance of an undertaking or a duty"