flummox /flumˈəks/ (informal)

To perplex or puzzle

• synderesis
• syndeses
• syndesis
• syndesmoses
• syndesmosis
• syndesmotic
• syndet
• syndetic
• syndetical
• syndetically
• syndets
• syndic
• syndical
• syndical chamber
• syndicalism
• syndicalisms
• syndicalist
• syndicalistic
• syndicalists
• syndical union
• syndicate
• syndicated
• syndicates
• syndicating
• syndication