Formal:
* আগ্রহহীন (Aagreeheen): This literally means "without interest" and is a more formal way of saying "bored".
* বিরক্ত (Birokt): This means "annoyed" or "irritated", and can be used when someone is bored to the point of being frustrated.
Informal:
* ক্ষান্ত (Kshat): This means "tired" or "fed up", and is a more casual way of saying "bored".
* বেঁকে (Beke): This means "bored" or "uninterested" and is quite common in everyday speech.
* অস্থির (Osthir): This means "restless" or "uneasy" and can be used when someone is bored and fidgety.
Example:
* আমি বিরক্ত হয়ে গেলাম। (Ami birokt hoye gelam) - I'm getting bored.
* আমি ক্ষান্ত হয়ে গেছি। (Ami kshat hoye gechi) - I'm fed up.
* আমি বেঁকে আছি। (Ami beke achi) - I'm bored.
The best choice will depend on the situation and your relationship with the person you're talking to.