unfastened, be(come)கழன்று போkaḻaṉṟu pō(kaḻaṇḍu poo)(3b intr)become loosened or separated; become unclasped or disconnected
Usage:
மாலை கழன்று போனதை நான் உணரவில்லைmālai kaḻaṉṟu pōṉatai nāṉ uṇaravillai
maale kaḻaṇḍu poonade naan oṇaralle
I didn't realize that the necklace had become unfastened.