to leave somewhere or someone suddenly: bỏ đi, bỏ nhà ra đi, bỏ một người nào đó = run away/off with sb; run away/off together

to leave home, your husband, wife, etc. in order to have a relationship with another person.

My wife has run off with another man. Vợ tôi bỏ đi theo người đàn ông khác.

She ran off/away with her boss. Cô ta bỏ chồng đi theo ông sếp.

She and her boss ran away together.