HP Facts (More about the World we all Love) - Page 3

• Abstinence
• Balderdash
• Banana Fritters
• Baubles
• Caput Draconis (Latin for "Dragon's Head")
• Dilligrout
• Fairy Lights
• Flibbertigibbet
• Fortuna Major (Latin for "bigger luck")
• Mimbulus Mimbletonia
• Oddsbodikins
• Pig Snout
• Quid Agis (Latin for "How are you")
• Scurvy Cur
• Tapeworm
• Wattlebird

Source:

Harry Potter Wiki: Gryffindor Tower

Source:

Harry Potter Wiki: Hogwarts School of Witchcraft and Wizardry

Ordinary Wizarding Level Grading System:

• O = Outstanding (Pass, always continue to N.E.W.T.)
• E = Exceeds Expectations (Pass, almost always continues to N.E.W.T)
• A = Acceptable (Pass, rarely continue to N.E.W.T)
• P = Poor (Fail, may repeat subject)
• D = Dreadful (Fail, may not receive O.W.L. credit)
• T = Troll (Fail, with distinction. More than one T may mean refusal into other N.E.W.T.s)

The first three are passing grades, the last three are failing grades.

Source: 

http://harrypotter.wikia.com/wiki/Dudley_Dursley#Behind_the_scenes

Source:

http://www.accio-quote.org/articles/1999/0999-slj-feldman.htm
http://www.accio-quote.org/articles/2007/1224-pottercast-anelli.html

Source:

http://www.the-leaky-cauldron.org/2007/12/23/transcript-of-part-1-of-pottercast-s-jk-rowling-interview

Source:

http://news.bbc.co.uk/2/hi/entertainment/7649962.stm

Source:

http://www.accio-quote.org/articles/2000/1000-scholastic-chat.htm

Question: What position did James play on the Gryffindor Quidditch team? Was it seeker like Harry, or something different?

J.K. Rowlings: James was Chaser.