Upādāna: 'clinging', according to Vis.M XVII, is an intensified degree of craving tanhā. The 4 kinds of clinging are: sense-clinging kāmupādāna, clinging to views ditthupādāna clinging to mere rules and ritual sīlabbatupādāna, clinging to the personality-belief atta-vādupādāna. 1;What now is the sense-clinging? Whatever with regard to sense-objects there exists of sense-lust, sense-desire, sense-attachment, sense-passion, sense-confusedness, sense-mental chains: this is called sense-clinging.