Vajra

Vajra (Devanagari: वज्र; Chinese: 金剛 jīngāng; Tibetan: རྡོ་རྗེ། dorje; Japanese: 金剛 kongo) is a Sanskrit word meaning both thunderbolt and diamond. it is also a common male name in Tibet and Bhutan. Additionally it is a symbolic ritual object that symbolizes both the proprieties of a diamond (indestructibility) and a thunderbolt (irresistible force).