declivity

"The crab's exoskeleton protects it from predators. "

"The noted entomologist Charles W. Woodworth suggested the use of Drosophila melanogaster for genetic studies."

"The cyclist wore a helmet for safety while riding on the busy street. "

"a segment of rope"

"During the centuries, the people of Ireland struggled constantly to assert their right to govern themselves."

"The seamstress used a sturdy between to create a precise, even stitch on the thick upholstery fabric. "

"The gymnast's flexibility allowed her to perform the difficult backbend easily. "

"Go easy on him: he is but a child."

"My friends are always there to maintain my confidence when I'm struggling with my studies. "

"Her voice was distinct despite the heavy traffic."

"The teacher was highlighting the important vocabulary words in the textbook. "

"He spoke with a downward glance."