Ninja
noun
A person skilled in ninjitsu

e.g.
“Our developer is a ninja!”
“He hides in plain site and attacks from the silence?”
“Exactly!”

Literally
adverb
1. in the literal or strict sense
2. word for word
3. actually; without exaggeration
4. in effect; very nearly

e.g.
“I literally died when they changed the definition of literally!”

P.S. They amended the definition to reflect modern usage of the word. Get over it ;).

Comeback
noun
1. a return to a former position or status
2. a return or response

e.g.
Short skirts were out of fashion for many years, but now they’re making a comeback.

Facilitate
verb
Make an action or process easy or easier.
e.g.
The role of a teacher is to facilitate learning.

Succinct
adjective
Expressed in few words.

Other forms:
noun: succinctness
adverb: succinctly

Similar: concise, terse

e.g.
This post isn’t very succinct, is it?

Ghost
noun
1. An apparition of a dead person that is believed to appear to the living, typically as a nebulous image.
2. Open Source application which allows you to write and publish your own blog.
e.g.
“OOOOOOOOHHHHHHH I’M A GHOOOOSSTTT!!!!!!”

Acquire
verb
To come into possession or ownership of.
e.g.
Yahoo! plans to acquire Tumblr for $1.1billion.

Neophyte
noun
Someone who is new to a subject, skill, or belief. A beginner or novice.
e.g.
He’s a neophyte at Javascript.

There, They’re, Their
Grammar Tip
Lot’s of people get this wrong. Just remember:
There - relative place or location
They’re - contraction of ‘they are’
Their - third person plural possessive
e.g.
They can enjoy their holiday now that they’re there.