aspersion, slur - a disparaging remark
Example:- in the 19th century any reference to female sexuality was considered a vile aspersion
blot, daub, slur, smear, smirch, smudge, spot - a blemish made by dirt
Example:- he had a smudge on his cheek
slur - (music) a curved line spanning notes that are to be played legato
slur - utter indistinctly
slur - speak disparagingly of; e.g., make a racial slur
Example:- your comments are slurring your co-workers
slur - play smoothly or legato
Example:- the pianist slurred the most beautiful passage in the sonata
blur, dim, slur - become vague or indistinct
Example:- The distinction between the two theories blurred