I’m a loud, resonant sound. Replace my first two letters with B and I’m a loud, resonant sound.

Use the first three if you want to diss a witch. The last three are the end of a search. You'll do it in a bazaar, but don't seem rich. Negotiate, but don't take a high perch.

Heat-high bowl? Stir-fry stroll? Noodles with feet, On egg roll soles?

We were the next big thing before AI, even though we dealt with the very small. Our dad was Richard Feynman. Take half of Mork’s greeting, but change the u to o. Next is a type of bro. Follow with the abrrev. For a city known for jazz. Add a piece of a tree, then that is, then the letter that pluralizes things.

First is a thing that is held-a concert or gala-a word that covers both or substitutes for either. Second lies in the distance, forever sought, but never reached, no matter how far you go. Put together, I am the edge of a black hole-the point from which light can no longer escape.