perplex

"to present an envoy to the king"

"The coffee concentrate was strong, so a little went a long way. "

"Instruction will be provided on how to handle difficult customers."

"The new school management software allows teachers to easily track student progress. "

"The complicated instructions for the science project perplexed the students. "

"Professor Smith, the head of the history department, gave a fascinating lecture on the Roman Empire. "

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

"The difficulty of the math problem made it hard for many students to solve it. "

"The architecture of this clock is very intricate."

"The complicated instructions for the new software program confused many of the employees. "

"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. "