complicates

"My friend told me there was something in the box, but I didn't know what it was yet. "

"The school's fundraising project aims to renovate the library in several stages. "

"The school's computer network is a complex of interconnected systems, linking classrooms, libraries, and administration offices. "

"The teacher handed out a schedule for the week's activities. "

"My daughter's teacher is very kind and helpful. "

"Instead of explaining the simple process directly, the teacher convoluted the instructions with unnecessary details, leaving the students confused. "

"The architecture of this clock is very intricate."

"The heavy rain was unexpected; we had planned a picnic in the park. "

"to assign a day for trial"

"The students are already finished with their homework. "

"The complicated instructions on the new software difficult me from completing the project on time. "

"The teacher complicated the math problem by adding several extra steps. "