Well, it's a subjective thing. For me this type of attack ain't leads to a better life because after that it will take form of some kind of phobia which will inhibit further growth in that direction.
Posttraumatic growth is a kind of development take place after a sudden attack on life. In a very narrow cases this type of growth is seen but in most of them it is life threatening.
Yes, it can, depending on the word. Prefixes, however, almost never change the root word. The most common changes of a root when adding suffixes are the removal of a final E that follows a consonant (e.g. diving), or the change of a Y to an I (e.g. silliness).
At the bottom of the lake buried
the letter P of president
What kind of crime. victimless crime, the criminal justice, war crime, or crime against humanity
