inefficiency

"I missed the target."

"His recent lack of focus in class showed a worrying moral failing. "

"The drummer emphasized the ands in the song, making the rhythm very clear. "

"The school is located five miles of the town center. "

"The efficiency of the planning department is deplorable."

"Every person who passes by is a potential customer."

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

"The teacher led the students through the math problem, explaining each step clearly. "

"It frustrates me to do all this work and then lose it all."

"The school's student council is a company of dedicated students who organize events. "

"The effectiveness of the drug was well established."

"I must make this deadline or my boss will kill me!"