As a verb it's what you're supposed to do to excel in school; as a noun, it's a room for reading
Study
In victory in 2008 Barack Obama said, "We will respond with that...creed that sums up the spirit of a people:" these 3 words
Yes We Can
A mining co. can get a Kimberley process certificate showing that these gems have been mined in a conflict-free environment
Diamonds
Term for a system of interconnected computers & devices; a LAN is a "local area" one
Network
Lines that go on in the same direction & never intersect are parallel, while lines that meet at a 90-degree angle are said to be this
Perpendicular
Dad loves his heavy new black skillet made of this type of "iron"; he seasons it with oil to keep it like new
Cast iron
In a 1945 speech this physicist said, "The war is won, but the peace is not"
Einstein
First name of Mr. Strauss, who heard California needed sturdy pants & filled the gap for miners, making a fortune
Levi
Nations get their own domain extensions; .dk is the one for this country
Denmark
The stockpile of words that you use
Vocabulary
Polycarbonate windows function as this, any material that keeps heat in during winter, out during summer
Insulator
This orator, a former slave himself, asked, "What, to the American slave, is your Fourth of July?"
Frederick Douglass
The respiratory affliction coal-workers' pneumoconiosis is also known as "black" this body part
Lung
World Wide Web inventor Tim Berners-Lee gets questions like "Why are links" this color?--"There is no reason"
Blue
It can mean gratitude, or an increase in the value of something
Appreciation
One of the 7 deadly sins, or a mirrored dressing table that's great for applying make-up
Vanity
Receiving the Nobel Peace Prize in 1979, this nun said, "Love begins at home"
Mother Teresa
After 69 days deep in the Earth, in 2010 Florencio Avalos became the first of 33 miners rescued in this S. Amer. country
Chile
Your online shopping cart couldn't stay up to date without these data packets that help websites track you
Cookies
St. Louis is one type of this, inflammation of the brain
Encephalitis
This word means "designed for work", yet Uncle Joe has that type of recliner in which he does none
Ergonomic
"I only regret that I have but one life to lose for my country" is attributed to this patriot before his 1776 hanging
Nathan Hale
In 1986 Britain ended its decades-long practice of using these birds as sentinels in coal mines
Canaries
Microsoft's Internet Explorer uses "favorites" where other browsers use this word from the non-wired world
Bookmarks
The word embellishment, as of a story, has 2 L's; this synonym has 2 G's
Exaggeration