General synonyms:
* Reveal: To make something known or visible.
* Uncover: To find or discover something that was hidden.
* Disclose: To make something known, especially something that was secret.
* Show: To make something visible.
* Display: To show something publicly.
Synonyms related to danger or vulnerability:
* Subject: To put someone or something in a dangerous or vulnerable position.
* Leave open: To make someone or something vulnerable to attack or harm.
* Lay bare: To make someone or something completely vulnerable.
Synonyms related to criticism or accusation:
* Denounce: To publicly criticize someone or something.
* Exposé: A detailed report or investigation that reveals something scandalous or shocking.
* Blast: To criticize someone or something harshly.
Synonyms related to photography or art:
* Capture: To record something in a photograph or painting.
* Present: To show something to the public.
* Exhibit: To display something in a public place.
The best synonym for "expose" will depend on the specific context of your sentence.