belligerent: implies being actively at war or engaged in hostilities: ~ nations respected the country’s neutrality.      （有2个意思  1、交战的fighting a war，如belligerent nations/states交战国/州  2、好斗feeling or showing readiness to fight，如he was drunk and belligerent酒后好斗，如a belligerent attitude寻衅的态度，甚至Marlon Brando马龙·白兰度的1940年代的电影a streetcar named desire欲望号街车，也被称为belligerent好斗: the belligerence of ... electrified the country in the 1940s，可见用途很广）


bellicose: suggests a disposition to fight: an intoxicated person in a ~ mood.      如a bellicose general/language/behavior好战的将军/语言/行为，如德国的Kaiser Wilhelm威廉皇帝，意大利的Benito Mussolini墨索里尼，日本的General Tojo东条英机，形容国家/领导人/对外政策好战一般用这个词。但belligerent用途更广，能用bellicose的地方一定可以用belligerent。都来自拉丁词根BELL=war，又如antebellum战前rebellion反叛，来自罗马战争女神Bellona，她的丈夫是罗马战神Mars


pugnacious: suggests a disposition that takes pleasure in personal combat: a ~ student always getting into scraps.        scrap小碎片，不太严重的吵打    disposition性格，习惯性的待人接物的态度


combative: like pugnacious, connotes readiness to fight on the basis of a genuine cause: assumed a ~ stance under questioning.     指正式、激烈的战斗，如to combat crime/poverty/rebels打击犯罪/消除贫穷/与叛军作战，如combat boots/troops战斗靴/部队


quarrelsome: stresses an ill-natured readiness to fight without good cause: the stifling heat made us all ~.    quarrel指激烈的甚至导致关系断绝的争吵        ill-natured不善良的    强烈贬义，如Benedict had been a wild boy and a quarrelsome young man贝内迪克特小时候野性难驯，年轻时又爱与人争吵


contentious: implies perverse and irritating fondness for arguing and quarreling: wearied by her ~ disposition.     perverse反常有悖常理what most people think is wrong, unacceptable or unreasonable   fond for/of指"长期"喜欢


belligerent交战: 指处于交战或敌对状态，bellicose好斗: 表示喜欢打斗的性格，pugnacious好斗: 表示以打斗为乐的性格，combative好斗: 同上，指由于某种理由而好打斗，quarrelsome好争吵: 强调缺乏理由地好争吵 , contentious好争吵: 指反常令人厌烦地好争吵


记忆方法: 1) 首字母BBPCQC联想成PQBCBC脾气不错不错<==就是好斗

     2）好斗的意思是态度暴躁有侵犯性mean having an aggressive or truculent attitude.首字母BBPCQC联想成PQBCBC脾气不错不错<==就是好斗 (truculent暴躁aggressive, bad-tempered有侵犯性，脾气暴躁，如a truculent person一个暴躁的人)