Pronunciation: [θɹˈuː ɐ pˈɔːl ˈə͡ʊvə] (IPA) 
The phrase "threw a pall over" is a common idiom that means to cast a gloomy or depressing mood. The spelling of the word "threw" is /θruː/, which is pronounced with a voiced th sound /ð/ and a long o sound /uː/. The word "pall" is spelled with a silent l at the end, and is pronounced /pɔːl/ with a short a sound and a silent l. Together, these words create a powerful image of darkness and sorrow.
"Threw a pall over" is an idiomatic expression used to describe a situation or event that creates a sense of gloom, darkness, or sadness, often overshadowing the overall mood or atmosphere. The phrase derives its meaning from the literal interpretation of a "pall" as a heavy cloth, often black, that is spread or draped over a coffin during a funeral service. This symbolically signifies mourning and sorrow.
When someone or something "throws a pall over" a situation or event, it means that the occurrence or presence of that person or thing has a dampening effect on the overall mood, making it somber, depressive, or dispiriting. It implies that an unpleasant or distressing element has entered the picture, causing a temporary or lasting sense of sadness or despair. It's as if a metaphorical shroud has been cast, enveloping the environment with a sense of heaviness or negativity, similar to the physical act of placing a pall over a coffin.
The expression is commonly used to describe situations that bring about feelings of disappointment, grief, or anxiety, resulting in a loss of enthusiasm, joy, or optimism. It suggests that the influence or effect of an event or individual is dimming the brightness or positivity of a situation, casting a shadow of melancholy or unease over it.
