It's not surprising that people with dyslexia have trouble spelling. They also might have trouble expressing themselves in writing and even speaking. Dyslexia is a language processing disorder, so it can affect all forms of language, spoken or written.

How does dyslexia affect spelling?

Learning to spell may be even harder than learning to read for some people with dyslexia. The spelling connection: People with dyslexia often confuse letters that sound alike. ... People with dyslexia may mix up the order of letters (felt for left). They may also misspell common sight words , even after lots of practice.

Does dyslexia affect spelling and grammar?

In summary, people with dyslexia have difficulty with spelling because reading and spelling are related abilities. The errors people with dyslexia make when spelling are similar to the errors they make when reading.