| underhand(sharp, smart, intelligent, clever, astute) |
| up(knowledgeable, aware, informed, learned, well-informed) |
| up-to-date(adjective, knowledgeable, aware, informed, learned) |
| up on(expression, adjective, adverb, preposition, sharp) |
| upstairs(off, above, overhead, traversely) |
| versant(knowledgeable, aware, informed, learned, well-informed) |
| well-read(adjective, knowledgeable, aware, informed, savvy) |
| wily(sharp, smart, intelligent, clever, astute) |
| wise(sharp, smart, intelligent, clever, astute) |
| wise to(expression, knowledgeable, aware, informed, learned) |
| wised up(expression, sharp, smart, intelligent, clever) |
| with(near, touching, forward, plus, on) |
| withal(still, further, also, more, besides) |
| yonder(adverb, extra, remote, further, past) |
| accurate(sharp, smart, astute) |
| acquainted(knowledgeable, aware, informed, learned, well-informed) |
| across |
| advertised(with-it, located, sent) |
| afar(further, away, yonder) |
| aft |