skilˈfulness or (N American) skillˈfulness noun

skilled adjective

1. Expert
2. Skilful
3. (of a job) requiring special training

skillˈ-less or skilˈless adjective

skillˈy or skeelˈy adjective (Scot)

Skilful

skillˈcentre noun

Formerly in Britain, a Government-funded training establishment to assist those who wish to develop new occupational skills

skill set noun (commercial jargon)

A range of job-related aptitudes

skills gap noun

1. A situation in which there are insufficient numbers of workers with the appropriate level of training in the skills required by industry
2. A shortage of skilled workers