perceptive
adjectiveUK /pəˈsep.tɪv/
US /pɚˈsep.tɪv/
Good at noticing things that other people might miss.
She is very perceptive and noticed that her friend was sad even before he said anything.
OTHER MEANINGS
2. Quick to understand ideas and situations.
His perceptive answer showed he had understood the whole lesson.
3. Able to notice small details with the senses.
The perceptive dog heard the tiny sound from far away.
4. Showing good judgment about people and feelings.
Her perceptive comment helped the team solve the problem.