Sentence:  Ordure" by its "Odour"; for you are to observe, That the "Specifick" doth permix it self with this <WSD>evil</WSD> Odour of the Dung; and the stink of the Dung cannot hurt, no[r] abide there ... 
Meaning of the word marked with <WSD> tags:  Unpleasant, foul ("of odour, taste, mood, weather, etc.").