Etymology in the sourcesSource-reportedUnknown. Its relationship to búcsú and bocsát are disputed.Sources for this account (3)Wiktionary: BulcsúCC-BY-SA-4.0 · retrieved 2026-10-15French Wiktionary: BulcsúCC-BY-SA-4.0 · retrieved 2026-10-14Polish Wiktionary: BulcsúCC-BY-SA-4.0 · retrieved 2026-10-14