What is another word for most open-mouthed?
Pronunciation: [mˈə͡ʊst ˈə͡ʊpənmˈa͡ʊðd] (IPA) 
Most open-mouthed is an expression that describes a person who is surprised or shocked. There are several synonyms for this phrase, including agape, astonished, flabbergasted, amazed, and shocked. Each of these words carries a similar connotation to most open-mouthed, expressing a sense of incredulity and amazement. Agape emphasizes the open-mouthed gesture, as it is derived from the Greek word meaning "mouth wide open." Astonished implies being taken aback or caught off guard. Flabbergasted suggests being astounded to the point of being speechless. Amazed and shocked both convey a sense of surprise or disbelief. Regardless of which synonym is used, all convey a sense of being taken aback by something unexpected.
