square / frame / rule / (legal) case / style / character / standard / pattern / (grammar) case / (classical) to obstruct / to hinder / (classical) to arrive / to come / (classical) to investigate / to study exhaustively
(bound form) calm; peaceful / to calm; to set at ease / safe; secure; in good health / content; satisfied (as in 安於|安于[an1 yu2]) / to place (sb) in a suitable position (job) / to install; to fix; to fit / to bring (a charge against sb) / to harbor (certain intentions) / ampere (abbr. for 安培[an1 pei2])