acquainted with, be தெரி-(யும்) teri- (teri-(yum)) (2b tr) be accustomed to, know (s.o.), (HS99 \S 3.14.1 3pn + dat.)
Usage:
எனக்கு அவரைத் தெரியும் eṉakku avarait teriyum enakku avare teriyum I know, am acquainted with him.