noun
burglary turned robbery
Refers to a situation where a burglar is discovered and then resorts to threats or violence, escalating the crime to robbery.
深夜、家人に見つかった泥棒が居直り強盗に及んだ。
Late at night, the burglar who was discovered by the family turned to robbery.
Compound of 居直り (いなおり, 'sitting up straight; turning defiant') and 強盗 (ごうとう, 'robbery'). The term describes a burglar who, upon being discovered, 'sits up' and turns to robbery.