After a moment's thought, I realized this must be the smell of magic, thick and stomach-clenching.

There was a thick smell of rank sewage and perspiration about them.

There was a thick, dry smell of smoke in the cool room, easier to breathe almost than air.

The door opened and wet air came out, along with the thick green smell of the plants.

The air was close, with a thick, sweetish smell of liquor.

Sweet incense on the air and the thick smell of candle-tallow.

With that smell so thick, he hardly needed to hear Sarah's glum reply.

The quality of foot odor is often reported as a thick smell.

The apartment was black and hot with a thick smell of old garbage.

Inside, a thick, ancient smell hangs like humidity in the air.