What is another word for most troubling?
Pronunciation: [mˈə͡ʊst tɹˈʌblɪŋ] (IPA) 
The phrase "most troubling" can be replaced by various synonyms that convey a similar level of concern or worry. One such synonym is "alarming," which implies a sense of urgency and seriousness. Another alternative could be "disturbing," which suggests a disruption of the status quo and can indicate something deeply unsettling. "Perplexing" is also an option, emphasizing a sense of confusion or uncertainty that may be causing distress. "Puzzling" could work in a similar vein, indicating a situation that demands close attention and critical thinking to unravel. Finally, "concerning" is a more straightforward option that communicates a sense of apprehension or potential danger.
