elaborate (up)onவிவரிvivari(vevari)(6b tr)give more details; explain more fully
Usage:
நடந்ததைக் காவல் அதிகாரியிடம் விவரிnaṭantataik kāval atikāriyiṭam vivari
naḍandade kaaval adihaarikiṭṭe vevari
Elaborate on what happened to the police officer.