From "23 Signs You're Secretly An Introvert": "While extroverts tend to get bored easily when they don't have enough to do, introverts have the opposite problem -- they get easily distracted and overwhelmed in environments with an excess of stimulation." Actually, sensory processing sensitivity is not the same thing as introversion.
There are plenty of socially introverted folks who can deal with loud sounds and bright lights, even though they may get emotionally drained from too many superficial social interactions.
Therapists can be manipulated to further abuse the victim, “proving” the narcissists accusations of their partner not doing enough and reinforcing the thought that the victim needs to do more.
The victim may try and explain the behaviors of the narcissist and why it’s damaging the relationship, but the abuse is often so subtle it’s hard to verbalize and pinpoint how and why the marriage is deteriorating.
With that said, whoever bans the word "listicle" from the English lexicon is genuinely brilliant, regardless of their shade of narcissism.
Shyness is more related to being anxious and neurotic.
Scott Barry Kaufman is an author, researcher, speaker, and public science communicator who is interested in using psychological science to help all kinds of minds live a creative, fulfilling, and meaningful life.
*(I am not a psychologist, I have experience with this situation and I am sharing from that and my own research.
Vice versa, there are plenty of socially extraverted individuals who get overstimulated by sensory input.
A number of studies support that idea that sensory processing sensitivity is much more strongly linked to anxiety (neuroticism) and openness to experience than introversion.