Here are some synonyms for conspicuous:
* Noticeable
* Obvious
* Prominent
* Striking
* Evident
* Outstanding
* Eye-catching
* Flamboyant
* Showy
Examples of usage:
* "The bright red car was conspicuous on the otherwise quiet street."
* "The CEO's conspicuous wealth was a source of resentment among his employees."
* "Her absence was conspicuous, and everyone noticed it."
In short, something conspicuous stands out and is easily seen or noticed.