Here are some examples:
* Subtle changes: Small, gradual alterations that are difficult to detect immediately.
* Subtle humor: Jokes that rely on nuance, irony, or wordplay, rather than obvious slapstick or exaggeration.
* Subtle hints: Indirect or veiled suggestions that are not explicitly stated.
* Subtle beauty: A kind of beauty that is understated and refined, rather than showy or flamboyant.
* Subtle manipulation: A form of persuasion that uses indirect techniques, such as emotional appeals or guilt trips, to influence someone's actions.
In contrast to "obvious" or "explicit", "subtle" implies a degree of finesse and tact.
It can be a positive quality, suggesting sophistication and nuance. It can also be negative, implying deceit or manipulation. The meaning depends on the context in which it is used.