General "quick":
* দ্রুত (druta) - This is the most common and general way to say "quick".
* তিব্র (tibra) - This is a bit stronger and can also mean "fast" or "intense".
Other options:
* চাটকান (chatkan) - This is more colloquial and can mean "quick" or "fast" in a playful way.
* ঝটপট (jhatpot) - This is another colloquial option, meaning "quick" or "fast" in a casual and efficient way.
* তড়িৎ (torit) - This is more formal and literary, meaning "quick" or "lightning-fast".
For specific situations:
* "Quick, let's go!" - চলো, তাড়াতাড়ি (chalo, taratari)
* "Quick question" - একটা ছোট প্রশ্ন (ekta chhoto proshno)
Ultimately, the best way to say "quick" in Bengali will depend on the specific situation and the desired level of formality.