Embed a single field from an existing content in ckeditor I managed to embed the full content or teaser using Entity Embed module in Drupal 8 but, is it possible to embed a single field which contains text or html without coding
You can accomplish this using tokens. The exact token used will vary based on your configuration, but if you wanted to embed a the current user's first name, you could use something like [current-user:field_first_name]. Here's one article about them. https://www.ostraining.com/blog/drupal/tokens-in-drupal-fields/