| in-depth(adjective, complete, full, intimate, secret) |
| informed(adjective, sensible, deep, thoughtful, wise) |
| inherent(adjective, essential, basic, intimate, fundamental) |
| inmost(adjective, obscure, intimate, secret, private) |
| intensive(adjective, strong, complete, heavy, powerful) |
| mighty(adjective, greatness) |
| privy(adjective, intimate, secret, private, penetrating) |
| puzzling(adjective, hard, obscure, tricky, complicated) |
| thoroughgoing |
| total(adjective, great, sound, complete, intense) |
| unplumbed |
| ardent(adjective, strong, warm, intense, passionate) |
| awful |
| brilliant(adjective, smart, bright, intelligent, brainy) |
| canny(adjective, sharp, smart, intelligent, cunning) |
| colossal |
| confidential(adjective, intimate, private, personal) |
| crass(adjective, greatness) |
| downright |
| earnest(adjective, strong, warm, intense, powerful) |