| formalistic(adjective, attitude, flexible, teach) |
| gloom |
| grave(sound, knowledgeable, cultured, educated, erudite) |
| grounded(knowledgeable, cultured, educated, erudite, enlightened) |
| highbrow(knowledgeable, experienced, cultured, learned, educated) |
| in the know(expression, idiom, sound, familiar, cultured) |
| informed(adjective, familiar, knowledgeable, experienced, learned) |
| instructed(familiar, knowledgeable, informed, experienced, cultured) |
| lingual |
| linguistic |
| literarily |
| mannerable |
| official |
| omniscient(knowledgeable, cultured, educated, erudite, enlightened) |
| pansophic(sound, knowledgeable, cultured, educated, erudite) |
| philosophic(sound, knowledgeable, cultured, educated, erudite) |
| philosophical(sound, knowledgeable, cultured, educated, erudite) |
| polished(familiar, knowledgeable, informed, experienced, cultured) |
| polymath(sound, knowledgeable, cultured, educated, erudite) |
| posted(knowledgeable, cultured, educated, erudite, enlightened) |