Google sounds like a very large power of 10, as named by a 9 year old.
Add 'ogle' and 'goggle' to your vocabulary.
Yahoo sounds like a rude degenerate person who flings poo from a tree.
Yahoo is an exclamation of delight. Perhaps it is more well known in the USA. We used to yell it as kids before or after we did some exciting thing such as jump off buildings.
http://en.wikipedia.org/wiki/Googol "A googol is a large number, the digit 1 followed by 100 zeroes
The term was coined in 1938[1] by 9-year-old Milton Sirotta, nephew of American mathematician Edward Kasner. Kasner popularized the concept in his 1940 book Mathematics and the Imagination."
I'm very sorry you never read Gulliver's Travels. Swift was a genius working in the medium of satire, and his texts were the South Park of his era.
The set of terms presently forgotten from my vocabulary approximates the entirety of your own at its zenith.
http://www.oxforddictionaries.com/us/definition/american_english/yahoo