solemn
As a nation, make some fairly solemn-sounding commitments to avoid it.
surplus
Clinton wouldn't have had the opportunity to create a surplus or a balanced budget if Reagan hadn't stimulated the economy with tax cuts.
surrender
Washington have finally realized what should have been understood years ago: Under no circumstances is North Korea going to surrender its nuclear weapons.
overhead
Living in an area with supersonic missiles whizzing overhead, he claimed, would be less risky than driving on most highways.
overnight
the owners of a large hotel and of several houses discovered, their gardens had disappeared overnight.
overseas
Of all the students enrolled last year, nearly half were from overseas.
overtake
China’s gross domestic product could overtake that of the United States within a decade, one report predicted this month.
crystal
A: What is this necklace made of?
B: Crystal.