約束【やくそく】
promise, agreement, arrangement, one's word, contract, pact, appointment, engagement, date, convention, rule, destiny, fate
契約【けいやく】
contract, compact, agreement
予約【よやく】
reservation, appointment, booking, advance order, contract, subscription, pledge, programming (e.g. a device), setting (e.g. a timer)
婚約【こんやく】
engagement, betrothal
婚約者【こんやくしゃ】
fiance, fiancee
契約書【けいやくしょ】
(written) contract, agreement
節約【せつやく】
economising, saving
条約【じょうやく】
treaty, pact, convention, agreement
公約【こうやく】
public commitment, public promise, campaign pledge, official vow
制約【せいやく】
limitation, restriction, condition, constraints
解約【かいやく】
cancellation of a contract
要約【ようやく】
summary, digest
倹約【けんやく】
thrift, economy, frugality
盟約【めいやく】
oath, pledge, pact, covenant, alliance
旧約【きゅうやく】
old promise, old agreement, old covenant, Old Testament
約款【やっかん】
agreement, stipulation, article, clause
規約【きやく】
agreement, rules, code, protocol, convention, bylaw
締約【ていやく】
conclusion of a treaty
集約【しゅうやく】
putting together (e.g. opinions), gathering, collecting, aggregating, summarizing, integrating
特約【とくやく】
special contract, special agreement, rider (insurance)