IPA: /səˈpʌl.krə.li/
KK: /sɛˈpʌlkrəli/
In a way that is related to a tomb or burial; often used to describe something that is gloomy or dismal.
The music played sepulchrally, creating an eerie atmosphere in the dark room.
Sepulchrally → It is formed from "sepulcrum" (meaning tomb or grave) and the adverbial suffix "-ally" (meaning in a manner relating to). The word "sepulchrally" refers to something that is done in a manner relating to a tomb or grave.
Think of 'sepulcrum' which means tomb, and remember that 'sepulchrally' describes actions or things that relate to a tomb.