incisive
adjective
[ ɪnˈsʌɪsɪv ]
• (of a person or mental process) intelligently analytical and clear-thinking.
• "she was an incisive critic"
Similar:
penetrating,
acute,
sharp,
sharp-witted,
razor-sharp,
keen,
rapier-like,
astute,
shrewd,
trenchant,
piercing,
perceptive,
insightful,
percipient,
perspicacious,
discerning,
analytical,
intelligent,
canny,
clever,
smart,
quick,
concise,
succinct,
pithy,
to the point,
crisp,
clear,
punchy,
on the ball,
heads-up,
argute,
sapient,
• (of an action) quick and direct.
• "the most incisive move of a tight match"
Origin:
late Middle English (in the sense ‘cutting, penetrating’): from medieval Latin incisivus, from Latin incidere ‘cut into’ (see incise).