retrenching

"The plumber dug trenches in the yard to lay new water pipes. "

"The problem with the project is that the current design flaws are already existing. "

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

"The teacher assigned students to different positions in the classroom. "

"The construction workers dug a trench to lay the new water pipe. "

"Condoms are designed to protect against sexually-transmitted diseases."

"The soldiers marched in the parade, wearing their uniforms. "

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

"The students are already finished with their homework. "

"Simple: "Life exists on Earth." Slightly more specific, but still easy to understand: "My old school still exists, even though it's been remodeled." "

"He quickly found Ali his better in the ring."

"They deepened the well by 200 feet."