[こんごう, kongou] (n) (1) vajra (indestructible substance); diamond; adamantine; (2) thunderbolt; Indra's weapon; Buddhist symbol of the indestructible truth#10710
[おじゃま, ojama] (n, vs) (pol) (See 邪魔) hindrance; intrusion (suru and itasu verb forms are used as set phrases said prior to entering or leaving someone's home)