Part of speech: Noun
large and brightly colored handkerchief
Example: often used as a neckerchief
The word "bandana" comes from Proto-Indo-European *bʰendʰ-, which comes from Sanskrit बध्नाति, which was borrowed from Hindi बन्धन. Many other languages have similar words:
bind – A related word in the same word family.
The same PIE root can look completely different in modern languages due to thousands of years of sound changes.