betroth

verb betroth

• bind — If something binds people together, it makes them feel as if they are all part of the same group or have something in common.
• contract — A contract is a legal agreement, usually between two companies or between an employer and employee, which involves doing work for a stated sum of money.
• vow — a solemn promise, pledge, or personal commitment: marriage vows; a vow of secrecy.
• promise — a declaration that something will or will not be done, given, etc., by one: unkept political promises.
• commit — If someone commits a crime or a sin, they do something illegal or bad.