Sentence:  Touched by these sweet melodies, the company began to sing, and so with song and merriment came into Tatchester station, where they crawled from the <WSD>fugg</WSD> of the crowded carriage into the crisp October air, and found that the city had turned into a sour-smelling fog the mist which had lain like lawn on the meadows by the river. 
Meaning of the word marked with <WSD> tags:  Heavy, unpleasant atmosphere.