Sentence:  Hence, rather than being the result of mishearing and <WSD>assimilation</WSD>, the application of Hobson-Jobson to the Muharram was intentionally disparaging. 
Meaning of the word marked with <WSD> tags:  (phonology) A sound change process by which the phonetics of a speech segment becomes more like that of another segment in a word (or at a word boundary), so that a change of phoneme occurs.