What is the meaning of inquiry in bengali?

Meaning(s):

1. a search for knowledge
2. an instance of questioning
3. a systematic investigation of a matter of public interest
4. asking; looking into
5. पूछताछ = enquiry I've been making inquiries about the cost of a round-the-world ticket.
6. जाँच-पड़ताल = investigation Two men are helping the police with their inquiries
7. जाँच = question There was an inquiry about my training
8. अन्वेषण = research They are doing more inquiry on men's attitude
9. जाँच = search The police conducted a long inquiry for the lost child
10. सर्वेक्षण = survey There is some need of inquiry at slums
11. Enquiry, Research, Question, Query, Interrogation, Analysis, Audit, Check, Cross-examination, Delving, Disquisition, Examination, Exploration, Grilling, Hearing, Inquest, Inquisition, Inspection, Interrogatory, Investigation, Legwork, Poll, Probe, Probing, Pursuit, Quest, Questioning, Quizzing, Request, Scrutiny, Search, Study, Survey, Third degree, Trial balloon
12. Answer, Reply