What is another word for working ability?
Pronunciation: [wˈɜːkɪŋ ɐbˈɪlətˌi] (IPA) 
Working ability refers to an individual's capability to perform a task efficiently and effectively. There are several synonyms for working ability that can be used interchangeably in different contexts. These include proficiency, competence, efficacy, efficiency, aptitude, mastery, expertise, and skillfulness. Proficiency signifies a level of expertise that has been acquired through training or practice. Competence refers to an individual's ability to perform a task with confidence and competence. Efficacy refers to the ability to produce a desired effect or result. Efficiency refers to the ability to perform a task in a timely manner with minimal effort. Aptitude signifies natural or acquired skills and abilities. Mastery refers to the attainment of complete command over a particular skill or subject matter. Expertise signifies a high level of skill and knowledge in a particular area, while skillfulness refers to the level of proficiency in performing a task through practice and experience.
