обя́зываться

verb, imperfective

Very rarely used word (top 30,000)

verbreflexive

Conjugation

Imperative
ты	обя́зывайся
вы	обя́зывайтесь

Active present	обя́зующийся	obligating oneself, undertaking, committing oneself, bound by contract
Active past	обя́зывавшийся	committed, obligated, bound by an obligation
Passive present	-
Passive past	-
Gerund present	обязуясь обя́зываясь	while doing (present)
Gerund past	обя́зывавшись	while doing (past)

обяза́тельный
required
обяза́тельство
obligation or commitment (more like a promise); That which a person or other subject must necessarily do fulfill either by virtue of a promise made or by other circumstances
обя́занный
obliged