Here's the breakdown:
* Annachi: This is a Tamil word for "elder brother". It's a term of respect used for an older male.
* Palam: This is the Tamil word for "bridge".
Therefore, the name "Annachi Palam" likely originated from Tamil, the language spoken in the southern Indian state of Tamil Nadu.
It's worth noting that the phrase "Annachi Palam" might not be a common name in Tamil Nadu. It could be a local name for a specific bridge, or a name used in a specific context.