maybe someone who relies on you?
Pessimist
The word pessimist is a noun. A pessimist is someone who always expects the worst outcome.
If someone expects something, such as getting a certain present for Christmas, you could call them expectant or hopeful. The word expectant is an adjective.
A term for someone who gives in to peer pressure is a "conformist" or "follower".
adviser
repeatedly
what is another word for person
It is called a lie.
That is not the term. The term is "beautician" (someone who gives beauty treatments).
There isn't a specific word for it - quelqu'un qui vous prend en stop.
you can put the word quality in a sentence like this. "the teacher expects good quality"