Accountable
强调需对行为或结果负责，常用于正式或制度性语境。
例：Managers are accountable for team performance.
Liable
多指法律或财务上的责任，有时含负面含义。
例：He is liable for the damages caused by the accident.
Answerable
表示需向上级或他人交代，强调回应义务。
例：Public officials are answerable to the citizens.
Trustworthy
侧重可靠、值得信赖的品质，常用于描述人品。
例：She’s a trustworthy colleague who always meets deadlines.
Dependable
强调稳定可靠，可被依赖完成任务。
例：We need a dependable person to lead this project.
Obligated
因道德、法律或承诺而必须承担责任。
例：I feel obligated to help my friend in need.
Culpable
通常用于负面语境，指应受责备或有过错。
例：The driver was found culpable in the crash.
Reliable
强调一贯表现良好、值得依靠，适用范围广。
例：This car is reliable and rarely breaks down.