Foul

The foul bathroom was in need of a thorough cleaning.

The foul stench emanating from the garbage bin was unbearable.

The foul air inside the abandoned building was thick with dust and decay.

The bathroom was in a foul state, with an unpleasant stench.

The foul smell of rotten eggs filled the kitchen.

The public restroom had a foul smell, making it difficult to use.

The foul smoke from the burning forest obscured the sun and created a gloomy atmosphere.