Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
Or lock in really complex ones to start with, and then leave well enough alone?
Source: https://nakedsecurity.sophos.com/2023/06/15/s3-ep139-are-password-rules-like-running-through-rain/