Related Clues:

• A little too slick
• Look after European that Parisian conservation group finds persuasive
• Smooth-talking, plausible
• Fast-talking major holding line up
• Well-spoken but insincere
• Good book plausible on the surface
• Expressive European mass interrupted by heartless queen
• Breezily unconcerned
• Insincere, easily said
• Fluent but insincere; plausible
• Fluent but shallow, it’s stocked by lending library
• Smooth but unconvincing
• Articulate rock band question tune's rendering
• Supremely superficial
• Eloquent but unconvincing