보루

보ː루 · noun

1. 1fortress; fortificationA strong structure made of stones or concrete, etc., built up to prevent an enemy's attack.
2. 2bastion; stronghold(figurative) A basis for maintaining or preserving a certain work or phenomenon.

Entry 2 · bound noun

1. 1cartonA bound noun that serves as a unit for counting a bundle of 10 packs of cigarette.