quiver ஆடு āṭu (aaḍu) (3 intr) tremble, move back and forth; shake or flicker, as leaves, etc.; quaver, jitter
Usage:
பறவையை என் கையில் ஏந்திய போது அதன் உடல் ஆடியது paṟavaiyai eṉ kaiyil ēntiya pōtu ataṉ uṭal āṭiyatu paraveye kaiyle piḍiccappa adooḍa oḍambu aaḍicci I felt the bird's body quivering as I held it in my hands.