faith.less
adj.（形容词）Not true to duty or obligation; disloyal.背信的：不履行责任或义务的；不忠实的Having no religious faith.无宗教信仰的Unworthy of faith or trust; unreliable.靠不住的：不值得信赖或信任的；不可靠的
【引伸】
faith.lessly
adv.（副词）faith.lessness
n.（名词）<参考词汇><同义词>faithless,unfaithful,false,disloyal,traitorous,treacherous,perfidious,recreantThese adjectives mean not true to duty or obligation.这些形容词都表示对责任或义务不忠诚。 Faithless andunfaithful are approximately interchangeable and imply failure to adhere to promises, obligations, or allegiances: Faithless 和unfaithful 基本可以互换，都含有对誓言、义务或联盟的失信： 例句：has never been faithless to her ideals;从未失去她的信念；
例句：an unfaithful spouse.不忠的配偶。
False emphasizes a tendency to be faithless or deceitful: False 强调具有虚情假意的倾向： 例句：a false friend.背信弃义的朋友。
例句：.To thine own self be true,/And it must follow, as the night the day,/Thou canst not then be false to any man. (Shakespeare).One who isdisloyal is false to persons or things that are due allegiance: .对你自己忠实，/并长久坚持，/你将不会对别人虚情假意. （莎士比亚）。Disloyal 的人对人或事业缺乏忠心和忠诚：
例句：Disloyal staff members exposed the senator`s indiscretions to the press.不忠实的工作人员把参议员们不慎重的行为暴露给新闻刊物。
Traitorous most commonly refers to disloyalty to a government or nation: Traitorous 通常指对国家或民族的不忠： 例句：a lying, traitorous insurrectionist.一个撒谎的反叛分子。
Treacherous suggests a propensity for betraying trust or faith: Treacherous 表示任何倾向于背信弃义的事： 例句：.She gave the treacherous impulse time to subside. (Henry James)..她一时冲动想退却. （亨利·詹姆斯）。
Perfidious applies to what is abominably treacherous; it suggests vileness of behavior and often deceitfulness: Perfidious 含有生来卑鄙，不能对人忠诚的意思： 例句：the victim of a perfidious murder.一次卑鄙谋杀的受害者。
Recreant implies a reprehensible, often cowardly disloyalty: Recreant 含有应受责难的，通常胆小而不忠实的： 例句：.while [Holland`s] sister provinces had proved recreant to [William of Orange] . (John Lothrop Motley). .然而[荷兰] 姐妹省区已证明了对 [威廉三世] 的背叛. （约翰·洛思罗普·莫特利）
