acumen (n.)

• acuity
• acuteness
• apperception
• astuteness
• cogency
• discernment
• discrimination
• farsightedness
• flair
• foresight
• foresightedness
• incisiveness
• insight
• judgment
• keenness
• longsightedness
• penetration
• perception
• perceptiveness
• perspicaciousness
• perspicacity
• perspicuity
• perspicuousness
• providence
• sagaciousness
• sagacity
• sensibility
• sharpness
• shrewdness
• trenchancy