A body of water that proves that isolation is safety.

My heavy feet lay in hills or meadow, My spiky arms circle high or low, Upon them sharp black hairs do grow, While deep in my belly a fire does glow, Where delicate treasures do I stow.

The first five letters start a name of a seven-letter leather bag and end with el. The last two letters come from where you put your fork when it has food on it, so chew with care. When combined, they form the nickname of a jazz trumpeter whose music is well known, especially when paired with Ella Fitzgerald.

I am produced by buzzing creatures, needed by cupric features, done by verbose teachers, and mimicked by Selene's reaches.

I could make butter, money, or life, Or be locked away if I cause too much strife Though the plainest form grows on a tree, There are many meanings of me