| experience(noun, craft, understanding, knowledge, ability) |
| knowledge(noun, study, understanding, information, ability) |
| retesting |
| skilfulness |
| technique(noun, knowledge, ability, skill, brilliance) |
| command(noun, understanding, power, strength, knowledge) |
| efficiency(noun, craft, power, ease, ability) |
| examination |
| gift(noun, craft, strength, ability, skill) |
| inspection |
| quiz |
| cleverness(noun, understanding, strength, ease, knowledge) |
| prowess(noun, craft, knowledge, ability, skill) |
| workmanship(noun, craft, skill, mastery, proficiency) |
| ease(noun, understanding, knowledge, ability, skill) |
| genius(noun, understanding, strength, ability, command) |
| ingenuity(noun, strength, knowledge, ability, experience) |
| qualification(noun, craft, ability, skill, capacity) |
| competency(noun, craft, power, ability, skill) |
| cunning(noun, understanding, knowledge, ability, experience) |