observantadjective
uk/əbˈzɜː.vənt/us/əbˈzɝː.vənt/approvingC2 good or quick at noticing things:
"That's a new dress, isn't it?" "Yes, you are observant!"
Thesaurus: synonyms and related words
Perceptive
- acute
- acutely
- alert
- antenna
- eagle eye
- eye
- gimlet
- have an eye for sth idiom
- have eyes in the back of your head idiom
- have gimlet eyes idiom
- have/keep (all) your wits about you idiom
- hawk-eyed
- insight
- perceptive
- percipient
- razor-sharp
- sharp
- sharp-eyed
- sharply
- wit