Noisome

/ˈnɔɪ.səm/ adjective hard

Something noisome is so offensive to the senses, especially smell, that it repels anyone nearby.

The noisome odor drifting from the abandoned fish market forced pedestrians to cross to the other side of the street.

Memory Trick

Noisome looks like 'noise' but is about smell, not sound - link 'noi-' to 'annoy-some,' something so foul it annoys your nose.