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sweet pepperbush

American  
[pep-er-boosh] / ˈpɛp ərˌbʊʃ /

noun

  1. a shrub, Clethra alnifolia, of the eastern and southern coastal U.S., having numerous erect clusters of white or pinkish flowers.


Etymology

Origin of sweet pepperbush

An Americanism dating back to 1830–40