flummox /flumˈəks/ (informal)

To perplex or puzzle

• spectre insect
• spectre insects
• spectre lemur
• spectre lemurs
• spectres
• spectre shrimp
• spectre shrimps
• spectro-
• spectrochemistry
• spectrogram
• spectrograms
• spectrograph
• spectrographic
• spectrographical
• spectrographies
• spectrographs
• spectrography
• spectroheliogram
• spectroheliograph
• spectroheliographs
• spectrohelioscope
• spectrohelioscopes
• spectrological
• spectrologically
• spectrologies