Prerequisite: Passing Algebra I was a prerequisite for enrolling in Geometry. Students had to complete it first before moving on.

Tirade: After waiting an hour, the customer launched into a tirade at the manager. His angry speech went on without stopping.

Meander: Instead of taking the shortest route, the river continued to meander through the valley. It curved and wandered slowly across the land.

Aberration: The quiet classroom suddenly erupted in laughter during the test. The noise was an aberration, something unusual and completely out of place in such a serious setting.

Scrutinize: The editor began to scrutinize the article, checking every sentence carefully. She examined it closely for mistakes.

Egregious: The referee missed an egregious foul that was obvious to everyone watching. It was a shockingly bad mistake.

Judicous: The principal made a judicous choice by listening to both sides before deciding. His careful and wise judgment helped resolve the conflict fairly.

Lavish: The wedding was lavish, with fancy decorations, gourmet food, and live music. Nothing was simple or inexpensive.

Decadence: The hotel lobby sparkled with gold trim, marble floors, and crystal chandeliers. The extreme luxury showed a level of decadence far beyond what most people experience.

Unobtrusive: The security camera was small and unobtrusive, barely noticeable in the corner of the room. It did not draw attention to itself.

Negligent: The coach was negligent when he forgot to bring water for the team on a hot day. His carelessness put the players at risk.

Incessant: The incessant buzzing of the alarm would not stop, no matter what she tried. The constant noise made it impossible to concentrate.