In the core issue 📌 Correct spelling of autocomplete type words Active , committed two weeks ago, the core cspell dictionary was modified to remove some words that appear in the core autocomplete.js.
Rules includes a slightly-modified copy of the core autocomplete.js. When the core dictionary removed these words, then the Rules version of autocomplete.js started showing some spelling errors.
This issue is to make the same changes to Rules as were made in 📌 Correct spelling of autocomplete type words Active
Fixed
4.0
Rules Core
Automatically closed - issue fixed for 2 weeks with no activity.