palisade

"The veins deliver water and nutrients throughout the leaf, allowing the mesophyll to perform photosynthesis. "

"to sharpen a pencil or a knife or a musical note"

"The student used a microscope to see the tiny cells in the plant leaf. "

"My sister is very helpful, especially when it comes to organizing things. "

"They are going to try climbing Mount Everest themselves."

"The weather changed dramatically; it was sunny one moment and raining heavily the next. "

"Construction is underway on the new bridge."

"My mom planted many different vegetables in her garden. "

"The football team's defensive strategy was key to their victory. "

"The student's access to the computer lab was unauthorized, as he did not have permission from the teacher. "

"The settlers built a defensive wall of palisades around their village to protect themselves from attacks. "

"an impressive movie"