cyberbullying

As verbs the difference between cyberbullying and sleep

is that cyberbullying is while sleep is to rest in a state of reduced consciousness.

As a noun sleep is

(uncountable) the state of reduced consciousness during which a human or animal rests in a daily rhythm.

As a noun troll

is ogre.

As a verb cyberbullying is

.

As verbs the difference between cyberbullying and hacking

is that cyberbullying is present participle of lang=en while hacking is present participle of lang=en.

As an adjective hacking is

short and interrupted, broken, jerky; hacky.

As a noun hacking is

playful solving of technical work that requires deep understanding, especially of a computer system.