| authoritative(adjective, valid) |
| capable(adjective, knowledge, experience, skill, expert) |
| cognizant(adjective, familiar, knowledgeable, skilled, aware) |
| competent(adjective, smart, familiar, knowledgeable, practical) |
| conversant(adjective, familiar, knowledgeable, competent, informed) |
| dexterous(adjective, smooth, keen, smart, intelligent) |
| digested |
| familiar with(expression, adjective, knowledge, experience, skill) |
| grasped |
| hip(adjective, familiar, wise, knowledgeable, skilled) |
| instructed(adjective, reasonable, familiar, rational, intelligent) |
| learnt |
| omniscient(adjective, familiar, informed, intellectual, cultured) |
| penetrating(deep, thoughtful, reflective) |
| perspicacious(wise, sage) |
| savvy(adjective, smooth, keen, smart, familiar) |
| sharp(adjective, sound, smooth, keen, smart) |
| skilful |
| streetwise(adjective, knowing) |
| studied(verb, adjective, knowledgeable, prepared, cultured) |