fat be(come) கொழுத்திரு koḻuttiru (koḻuttiru) (7 intr) be very fat; be fattened, as a animal, etc.; be thick or well-filled as a purse
Usage:
இந்த நாய் நன்றாகக் கொழுத்திருக்கிறது inta nāy naṉṟākak koḻuttirukkiṟatu inda naay nallaa koḻuttirukku This dog has gotten really fat.