| skilled(keen, smart, intelligent, decent, adequate) |
| skillful(keen, smart, intelligent, competent, capable) |
| sufficient(decent, knowledgeable, adequate, qualified, capable) |
| suitable(decent, knowledgeable, adequate, qualified, capable) |
| talented(keen, smart, intelligent, competent, capable) |
| there(keen, smart, intelligent, decent, adequate) |
| trained(keen, smart, intelligent, competent, capable) |
| understand |
| up to it(expression, idiom, keen, smart, decent) |
| up to snuff(expression, idiom, keen, smart, decent) |
| up to speed(expression, idiom, keen, smart, decent) |
| wicked(decent, knowledgeable, adequate, qualified, capable) |
| with it(expression, keen, smart, intelligent, competent) |
| adept(knowledgeable, competent, capable, able, proficient) |
| alert(competent, capable, proficient) |
| apt(competent, capable, proficient) |
| bright(competent, capable, proficient) |
| cunning(competent, capable, proficient) |
| easy(competent, capable, proficient) |
| effortless(competent, capable, proficient) |