perspicacious

Having a keen mental understanding or insight; able to notice and understand things that are not obvious to most people.

Examples

Mary's perspicacious observations during the meeting helped the team identify a hidden flaw in the plan.
The perspicacious detective immediately noticed the inconsistency in the suspect's alibi.
It was a perspicacious move by Tom to invest in the small tech startup before it became a giant.

All Words

ineffable
Too overwhelming or sacred to be expressed in words; beyond description.
eloquent
Fluent and persuasive in speaking or writing; clearly expressing feelings or ideas.
epiphany
A sudden, striking realization or insight, often triggered by a common occurrence.

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