Dictionary.com
Thesaurus.com

benzonatate

American  
[ben-zon-uh-teyt] / bɛnˈzɒn əˌteɪt /

noun

Pharmacology.
  1. a nonnarcotic substance, C 30 H 53 NO 11 , used as a cough suppressant.


Etymology

Origin of benzonatate

Perhaps benzo(ic acid) + (no)na(ethylene) + -t- (< ?) + -ate 3