| profound |
| refined(adjective, familiar, knowledgeable, informed, experienced) |
| sagacious |
| sapient(adjective, knowledge, experience, skill, expert) |
| savvy(adjective, knowledgeable, aware, informed, cultured) |
| schooled(familiar, knowledgeable, informed, intellectual, experienced) |
| sharp(knowledgeable, cultured, educated, erudite, enlightened) |
| skillful(adjective, knowledge, experience, skill, expert) |
| trained(familiar, knowledgeable, informed, intellectual, experienced) |
| up on(expression, knowledgeable, aware, informed, learned) |
| versed in(expression, familiar, informed, experienced, cultured) |
| well-grounded(knowledgeable, cultured, educated, erudite, enlightened) |
| well read(expression, adjective, idiom, knowledge, experience) |
| well versed in(expression, adjective, idiom, knowledgeable, knowing) |
| worldly(familiar, knowledgeable, informed) |
| abstruse(knowledgeable, cultured, educated, erudite, enlightened) |
| academic(thoughtful, serious, knowledgeable, intellectual, cultured) |
| accomplished(familiar, knowledgeable, informed, experienced, cultured) |
| apprized(adjective, knowledgeable, aware, informed, savvy) |
| artful(adjective, knowledge, experience, skill, expert) |