bad: may apply to any degree or kind of reprehensibility: the ~ guys in a Western.    reprehend谴责，批评并呵斥implies both criticism and severe rebuke(rebuke: 尖锐严厉的批评sharp, stern reproof)，如reprehensible behavior应受谴责的行为，如reprehended the self-centeredness of today’s students谴责现在的学生以自我为中心(惟我独尊)     bad是程度很轻的词, MJ有首歌叫bad, 还有首歌叫bad boy，试想歌名如果换成下面的evil,wicked或ill，肯定会让人毛骨悚然


evil: is a stronger term than bad and usually carries a baleful or sinister connotation: ~ men who would even commit murder.        (baleful恶毒harmful or threatening to do harm，如a baleful look恶毒的眼神)          （sinister阴险having threatening appearance or reputation, and giving a general or vague feeling of fear or apprehension给人受威胁的感觉，让人隐隐害怕担心，如a sinister aura surrounded the place那个地方围绕着阴险的气氛）


ill: may imply malevolence or vice: paid dearly for his ~ deeds.           vice恶习、堕落applies a habit or practice that degrades or corrupts使人腐败降格的坏习惯，如gambling was traditionally the gentlemen’s vice赌博是绅士们的传统恶习，严重程度不很重


wicked: usually connotes malice and malevolence: a ~ person who delighted in the suffering of others.        （malice恶意implies a desire to see another suffer希望别人痛苦，如felt no malice for his former enemies对之前的敌人没有恶意   malevolence也是恶意程度更强suggests a bitter, persistent hatred and may suggest inherent evil长期仇恨，表示内心邪恶，如deep malevolence governed his every act每做的每件事都出于恶意，是2018-06-04 恶意malice-grudge组的前2个词）


naughty: applies either to trivial misdeeds or to matters impolite or amusingly risque: looked up all the ~ words in the dictionary.     risque: (表演、说话、笑话等)不合礼仪有伤风化a little shocking,usually because it is about sex     "调皮"的意思是指爱玩爱闹，不听劝导；狡猾；顽皮增加了顽固的意思        严重程度上evil>wicked>ill>bad>naughty  


bad坏的:  泛指任何应受谴责(reprehensible)的, evil邪恶: 语气最重，表示恶毒阴险(baleful,sinister) , ill恶的、堕落的: 可指恶意或堕落(malevolence,vice恶习),  wicked恶的: 表示恶意(malice,malevolence都表示恶意), naughty调皮: 指小事情上的不礼貌或爱玩闹


记忆方法： 1） 首字母BEIWN重组成WEN BI文笔不好<==坏的     坏是形声字。从土褱( huái)声，本义是倒塌(建筑物遭到破坏，土表示和建筑有关)，引申为1、品质恶劣、有害，如坏蛋坏人坏事坏水  2、人体、东西受了损伤、被毁，如破坏败坏收音机坏了毁坏    还有人认为坏是会意字，由"环"转义，意为少一环节，不完善

           2）练习一下

           3）坏的的意思是不符合道德伦理mean not morally good or ethically acceptable.首字母BEIWN重组成WEN BI文笔不好<==坏的