Similar words: toughness, highness, thoughtfulness, doughnut, rough, trough, drought, brought. Meaning: ['rʌfnɪs] 
n. 1. a texture of a surface or edge that is not smooth but is irregular and uneven 2. the quality of being unpleasant (harsh or rough or grating) to the senses 3. an unpolished unrefined quality 4. used of the sea during inclement or stormy weather 5. rowdy behavior 6. the formation of small pits in a surface as a consequence of corrosion 7. harsh or severe speech or behavior.
n. 1. a texture of a surface or edge that is not smooth but is irregular and uneven 2. the quality of being unpleasant (harsh or rough or grating) to the senses 3. an unpolished unrefined quality 4. used of the sea during inclement or stormy weather 5. rowdy behavior 6. the formation of small pits in a surface as a consequence of corrosion 7. harsh or severe speech or behavior. 
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1. Mares are surprisingly tolerant of the roughness and rudeness of their own offspring.
2. Roughness of the skin can be caused by bad diet.
3. He regretted his roughness.
4. She rested her cheek against the roughness of his jacket.
5. The roughness of his musical background, he is sure, has been fundamental to the development of his adult musical style.
6. She could feel the roughness of his denims against her slim thighs, feel the broadness of his chest against her own.
7. The result could be engine roughness during acceleration, loss of power, and, in some cases, stalling.
8. One key of road roughness recognition was feature extrication.
9. I have no patience with his roughness.
10. A little bracing roughness is better than spoiling him.
11. Men associate the roughness of nonstandard working - class speech with masculinity.
12. There was little roughness in the sport, and much playfulness.
13. Strip roughness must not exceed 40 microinch (1.0 micron) in order to achieve these minimum coat weights.
14. Surface roughness is one of the significant machining characteristics in the finish cut of WEDM.
15. These properties include subsurface oxidation, surface roughness, surface residual stress, surface orientation and surface structure, etc.
16. The lower surface roughness and smooth microform by electrochemical finishing not only enhance highly the life of gear, but reduce the noise.
17. Both dimensional accuracy and surface roughness of the metal handicraft in ceramic mold meet technological requirement.
18. The results demonstrate that when surface roughness increases, the load capacity and the frictional force of surface asperities increase, but the oil film-thickness ratio decreases.
19. You can see that the surfaces are littered with boulders, a degree of roughness consistent with radar scattering data.
20. I found the burn mark on my thigh by its roughness to the touch ... not by any pain or discomfort.
21. The wall sticking of dry powder is concerned to geometric figure of cyclone chamber, roughness of wall, velocity of air and static charge.
22. The common mode rejection technique is valid for rejecting a variety of noises. Surface profile and roughness parameters of sample are simultaneously displayed.
23. One or more of the hollow wheel gear, two or more planet gears,[sentencedict.com] and sun gear comprise a plurality of teeth 4 that have been superfinished to a final surface roughness of 0.25 micron or less.
24. I inherit your resoluteness and diligence, also your impatience and roughness.
25. The powder mixed dielectric mirror EDM not only can improve the machined surface roughness but also the abradability and corrosion stabili...
26. The results indicated that the steady-state performance of dry gas seal was influenced unusually by roughness and static stator misalignment.
27. The product of the present invention has high resistance, high shock roughness and compact material structure.
28. The optical profilometer provides a sub-micron measuring range with nanometer resolution and can be used to measure roughness or surface defects in real time.
29. Atom force microscopy(AFM) was employed to observe surface morphology and phase imaging of avermectins nano-microcapsule. The results of experiments showed particles diameter and roughness of samples.
30. Among 25 cases of tuberculosis of internal genital, the roughness of cervical margin was most commonly seen, stenosis of cervix uteri came second.
More similar words: toughness, highness, thoughtfulness, doughnut, rough, trough, drought, brought, borough, roughly, roughen, wrought, through, go through, thorough, richness, rashness, see through, throughout, get through, all through, through to, run through, fall through, put through, cut through, thoroughly, come through, run-through, freshness.