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Pronunciation of 

perspicacious

view main entry for perspicaciousadjective very formal  /ˌpɜrspɪˈkeɪʃəs/
American English pronunciation: perspicaciousClick to listen to the pronunciation of perspicacious

derived words

perspicaciously

adverb

perspicacity

  /ˌpɜrspɪˈkæsəti/  noun [uncountable]
American English pronunciation: perspicacityClick to listen to the pronunciation of perspicacity

pre-roll

a video advertisement that appears immediately before an online video

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Open Dictionary

breakfast rave

a rave … that takes place early in the morning and where there is no alcohol or drugs …

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