fatuous, be மடத்தனமாக இரு maṭattaṉamāka iru (maḍattanamaa iru) (7 intr) be silly; be inane; be almost devoid of meaning; be vapid, empty (as words); be vacantly senseless; be purposeless, idiotic, stupid
Usage:
அவன் யோசனை மடத்தனமாக இருக்கிறது avaṉ yōcaṉai maṭattaṉamāka irukkiṟatu avan yoosane maḍattanamaa irukku His idea is simply fatuous.