unsteady

"The child's disruptive behavior in class was a concern for the teacher. "

"the uniformity of the decor"

"The children physically exhausted themselves playing tag in the park. "

"The judge was uninterested in the defendant's personal pleas; he focused only on the evidence. "

"He removed the marbles from the bag."

"The volatile quickly evaporated from the science experiment. "

"My favorite position in the classroom is near the window. "

"He was slightly built, but tall."

"Her interest in hobbies was inconstant; one week she'd be obsessed with painting, and the next she'd completely forget about it. "

"A chair is furniture. Sofas are also furniture."

"The farmer unstable the horse from the stable before taking it to the field. "

"I have been watching that show with regularity."