perspicace (bn):
scherpzinnig(en) having or showing keenness of perception, insight, understanding, or intuition.
(en) showing keen insight., schrander(en) showing keen insight.
(en) showing clever resourcefulness in practical matters., inzichtelijk(en) possessing insight., opmerkzaam(en) having or showing keenness of perception, insight, understanding, or intuition., scherp van geest(en) mentally keen., spitsvondig(en) showing keen insight.
Via: Dbnary en WikiWoordenboeken
Via: Memodata.com