Stress
Unpleasant dreams are called Bad dreams. Very unpleasent dreams are called nightmares.
Spend.
You can call them victims. Especially when dealing with diseases, they can be called 'the afflicted.' There are many words; fool, gambit, mark pawn, gopher, wretch, or even sufferer. :)
The expostition
To attempt something.
Unpleasant dreams are called Bad dreams. Very unpleasent dreams are called nightmares.
Spend.
An unpleasant sound could be called any number of things, including annoying.
what is a medical condition called x or something like that
It's a nameless song made especially for the show by a band called "The Crystal Method."
unlikable
When you add something to the beginning of a word, it is called a "prefix." Prefixes are used to modify the meaning of the base word, often indicating negation, position, time, or degree. For example, in the word "unhappy," "un-" is the prefix that denotes negation.
Rewording your question... "When you're new at something you may be called a ... ?"Beginner" or "novice" are appropriate. "Rookie" or "amateur" are also good, especially in sports.
Using a euphemism to soften the impact of something negative or unpleasant is known as verbal cushioning. This technique can help reduce the harshness or offensiveness of the message being conveyed.
songs called Something Bigger, Something Better by Amanda Blank L
The beginning of menstruation is called
The Beginning of the Constitution is called the Preamble.