positiveness
词根词缀：
bitterness n. 辛酸；苦味
bitter 苦的 + ness 性质，状态 → 辛酸；苦味
brightness n. 光明
bright 光明的 + ness 性质，状态 → 光明
emptiness n. 空洞
empty 空的 + ness 性质，状态 → 空洞
kindness n. 仁慈
kind 仁慈的 + ness 性质，状态 → 仁慈
positiveness n. 肯定
positive 肯定的 + ness 性质，状态 → 肯定
promptness n. 敏捷，迅速
prompt 迅速敏捷的 + ness 性质，状态 → 敏捷，迅速
weakness n. 虚弱；弱点
weak 虚弱的 + ness 性质，状态 → 虚弱；弱点
数据来源：新东方英语词汇速记大全
相关例句：
Secondly, emphasizing social capital, like physical capital and intellectual capital, to be a neuter noun in general, only showing its positiveness and negativeness when it being on different levels and being acted on different subjects;
二是指出社会资本如同物质（经济）资本和人力资本一样在总体上是一个中性概念，当它处于不同层面受施于不同主体时会显现出它的积极性和消极性来；
Results Music and dance can make patients to be better in mood and behavior, and increase patients 'positiveness and improve patients' negative symptoms.
结果音乐舞蹈可以激活病人情绪，改善病人行为，提高病人主动性及改善病人的阴性症状。
The Term Structure of Interest Rates: Theories, Models and Positiveness
利率期限结构：理论、模型和实证
It helps enterprises to realize their target profit forcast and actual profits, helps to change these two realizing processes from passiveness into positiveness and maximizes enterprises profits.
它有利于企业目标利润的预测和实际利润的完成，变被动为主动，实现企业利润最大化。
In addition, positiveness of consumer prior experctations directly affects perceived persuasiveness of evidence.
再者，先前期望之正向性也直接影响证据被知觉之说服力。
Purpose: To evaluate the characteristics of ultrasound biomicroscopy ( UBM) image and the rate of positiveness of diagnosis for foreign bodies in siderosis.
目的：探讨眼铁质沉着症的超声生物显微镜（ultrasound biomicroscopy，UBM）图像特征及异物的检出率。