In the family of my maternal grandfather there are many individuals who are much better at science but have difficulty with language (often in combination with dyslexia) in school. I have some evidence that those individuals (myself included) have a significant higher non-verbal IQ (20 to 30 points) than verbal IQ as categorized by the WISC-V intelligence tests. I often struggle to express my ideas with words. When I…
The vocabulary is limited by what the recipients will understand, while your thoughts are not. My favourite example: Complex thoughts can have many forms of negative results, but there isn't widespread vocabulary other than "i don't know" to express it.