formalise

"The artist is outlining the cat with a black pencil. "

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

"The new student received a handbook explaining school policies and procedures. "

"The teacher stood and pointed to the map, standing in front of the class. "

"The new schedule is a flexible option for students. "

"One way to encourage your employees to work harder is by giving them incentives."

"David Barnes was the official charged with the running of the sports club."

"The definite article "the" shows that we are talking about a specific house. "

"The formality of the school's dress code is strict; students must wear uniforms. "

"The teacher had high expectations for her students' test scores. "

"to enter an agreement;  the UK and US negotiators nearing agreement;  he nodded his agreement."

"The club members formalized their rules, writing them down clearly in a constitution. "