frictionless Synonyms

easy-running smooth slicken sleek silky shiny polished peaceful hairless glossy glassy steady united easy-flowing ease of performing ease of entry glazed en rapport empathic slithery empathetic functioning velvety gentle flush fluid concordant compatible burnished bland attuned at one amicable akin agreeable agreeing congenial continuous fluent flat even equable effortless effective edgeless easy creamy corresponding accordant