Similar words: meekness, sleeplessness, sleepiness, sleek, sleeker, sleepless, sleeveless, pinkness. Meaning: ['slɪːknɪs] 
n. 1. the quality of being well-groomed and neatly tailored 2. the smooth feel of silk fabric.
n. 1. the quality of being well-groomed and neatly tailored 2. the smooth feel of silk fabric. 
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1. Normal mice, too, slimmed down to utter sleekness when they had a little leptin.
2. The sleekness of his appearance reminded me of his financial successes.
3. Close the windows: it reduces the inherent aerodynamic sleekness of your car, and can lead to a 10% decrease in fuel Air Jordan 22 economy.
4. Urban sleekness and traditional quaintness highlight the contrasts of Hong Kong.
5. Close the windows: it reduces the inherent aerodynamic sleekness of your car, and can lead to a 10% decrease in fuel economy.
6. I had to paint the gashes as soon as possible so that rust would not begin to bite into Wavebreaker's long sleekness.
7. At the same time she kept tossing her head and patting her hair, exploring its new tidied sleekness.
8. For now the little panda is the marquee attraction, but to zoogoing fans of feline sleekness and charisma, both sets of cheetah cubs remain a big draw.
More similar words: meekness, sleeplessness, sleepiness, sleek, sleeker, sleepless, sleeveless, pinkness, weakness, sickness, darkness, briskness, blankness, frankness, thickness, quickness, blackness, bleakness, slackness, stickness, seasickness, airsickness, semidarkness, lovesickness, homesickness, fleetness, weeknight, motion sickness, pitch blackness, morning sickness.