Is it a form of mental abuse

In a relationship, when a person gives you something that you may think is constant and then it’s taken away for an extended period of time for no apparent reason, with no explanation, is that mental_ Sonya:I’m introverted, and have no friends by choice. I genuinely see having friends and maintaining relationships as more of a [...]
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Willena:
But it's really hard for me to open up to someone.
(4 February 2017)

Willena:
I'm a complete different person when we're best friends and I have confidence around you.
(4 February 2017)

Willena:
Or atleast when I'm first getting to know you.
(4 February 2017)

Willena:
I have social anxiety and I'm EXTREMLY shy.
(4 February 2017)

Willena:
I'm not good with talking with people and keep a conversation going.
(4 February 2017)

Willena:
I've had best friends before and all of them always considered me as the funny one.
(4 February 2017)

Willena:
I'm in high school right now and I don't really have any friends and I like being alone sometimes but I also wish I had someone to talk to and hang out with every once in a while.
(4 February 2017)

Willena:
So I'm an 18 year old girl and I'm finishing my senior year which means I'm starting college this year but I'm really nervous.
(4 February 2017)

Carly:
I know I'm prob overthinking it, but is there any chance that she might not?
(4 February 2017)

Carly:
A lot of times when they're crossed it'll be in my directions and she'll tap her foot on my leg, but won't apologize, as if it was intentional.
(4 February 2017)