CEFR B2
casual observer
noun phrase
Meaning
A person who sees or notices something without being actively involved or having a particular interest or expertise in it.
Examples
- To the casual observer, the complex chess moves might seem random, but a grandmaster sees the strategy.
- A casual observer might not notice the subtle changes in the painting, but an art critic would immediately spot them.
Synonyms: bystander, spectator, onlooker, passerby