英：
Grapevine
The process through which information gets spread unofficially
throughout the company. Can be word of mouth, email, or even a
hand-written piece of paper. In most companies, news, rumors,
gossip and information can spread to hundreds or thousands of
employees in a very short time.
Brown-nosing / kissing up / sucking up
Being overly friendly with the boss, or upper management, or
anybody with some power or control, with the intent of getting
favors from them, such as promotions, raises, bonuses, etc. In many
cases, it is possible that there are other employees who merit these
advantages more than the brown-noser.
Back-biting
Malicious talk that underm
