"slurring" in the verb sense
1. slur
play smoothly or legato
"the pianist slurred the most beautiful passage in the sonata"
2. slur
speak disparagingly of e.g., make a racial slur
"your comments are slurring your co-workers"
3. slur
utter indistinctly
4. blur, dim, slur
become vague or indistinct
"The distinction between the two theories blurred"
Source: WordNet® (An amazing lexical database of English)
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