ADOS is a word commonly used in the medical and psychological fields to refer to the Autism Diagnostic Observation Schedule. However, if you are looking for synonyms for ADOS in terms of a similar sounding word, there are a few options. You could use the word "ados" as a verb, meaning to flatter or make an excessive display of affection. Other synonyms with a similar sound include "a dose" or "a toast." However, it's important to note that these words have very different meanings and contexts than the ADOS tool used for autism diagnosis.