wilful

"She made an intentional effort to be kinder to her brother after their argument. "

"The teacher determined the parameters of the history project, specifying the required length and number of sources. "

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

"Her stubbornness prevented her from admitting she was wrong, even when presented with evidence. "

"My request for a pay rise was refused."

"The heavy rain resulted in flooding in the streets. "

"It is now time for the jury to deliberate the guilt of the defendant."

"Many students invite their parents to school events. "

"A problem ignored is a problem doubled."

"In biology class, we learned that technically, even fruits are vegetables because vegetables are any plant. "

"The defendant has decided to plead not guilty."

"The student's disobedience resulted in a detention. "