CB Official SAT - O

Verb erase or hide something completely
Just after sunset the birds swarm and sway in huge formations that seem to obliterate the sky before they settle on a location to roost for the night.
Adjective taking advantage of immediate circumstances to achieve an end
The jaguar is a largely solitary, stalk-and-ambush predator, and is opportunistic in prey selection. Like all cats, the jaguar is an obligate carnivore, feeding only on meat.
Verb make a choice from a range of possibilities
Gone are the days of edgy Angie in her early 20s, where shock and awe was her tactic for most public appearances. Now, she opts for more subtle – but still sexy – looks.
Adjective characterized by a grand display of wealth and extravagant living
The billionaire’s will included $12 million to her dog Trouble. A judge, in an amendment, changed the amount to $2 million, still ample for the dog to live an opulent life.
Adjective designed to impress or attract notice
The Colosseum's ostentatious opening ceremony lined up one hundred days of gruesome fights, dazzling displays, and staged hunts of exotic animals.
Verb remove from a position or office
An 18-day-old revolt led by the young people of Egypt ousted President Mubarak, shattering 3 decades of political stasis and overturning the established order of the Arab world.