troupial or troopial /trooˈpi-əl/

1. A bird (Icterus icterus) famous for its song
2. Any bird of the Icteridae

• nitrohydrochloric acid
• nitrometer
• nitrometers
• nitromethane
• nitromethanes
• nitrometric
• nitroparaffin
• nitroparaffins
• nitrophilous
• nitros
• nitrosamine
• nitrosamines
• nitrosation
• nitrosations
• nitro-silk
• nitroso
• nitroso-group
• nitrosyl
• nitrotoluene
• nitrotoluenes
• nitrous
• nitrous acid
• nitrous anhydride
• nitrous bacteria
• nitrous oxide