smooth; undisturbed; uninterrupted; harmonious
lubricating oil; lubricant; lube; person or thing that makes things run smoothly; facilitator
articulation; speaking one's lines smoothly; reciting one's lines well
sliding down (a slope, mountainside); slipping down
to smooth; to harmonize; to facilitate; to streamline
facilitation; smoothing; streamlining
suave; tactful; smooth; versatile; adaptable
adaptable; flexible; versatile; unfixed
synovial membrane; synovium
smooth endoplasmic reticulum; smooth ER
olecranoid bursitis; miner's elbow
being smooth, free and easy; refined and unconventional
synovial membrane; synovial stratum; synovium