poser

باللغة العربية: مُدَّعٍ، مُتَظَاهِر، مُعْضِلَة

1. Someone who asks a question or sets a problem. · Even as a child, she was a habitual poser of difficult questions.
2. Someone who, or something which, poses; a person who sets their body in a fixed position, such as for photography or painting.
3. A poseur (one who affects some behaviour, style, attitude or other condition, often to impress or influence others); a fake fan. (slang)

الجمع posers