habit: implies a doing unconsciously or without premeditation and often compulsively: his ~ of constantly tapping his fingers.


habitude: suggests a fixed attitude or usual state of mind: greeted her friends warmly from ~.


practice: suggests an act or method followed with regularity and usually through choice: our ~ is to honor all major credit cards.     （regular常规例行，表示符合特定规则、标准或模式，如regular meeting例会） （注意例句用honor表示接受，而不是respect）


usage: suggests a customary action so generally followed that it has become a social norm: western-style dress is now common ~ in international business.         usage和下一个词custom互释，但customary是基础词，表示常用常见，基础词不需用其他词解释


custom: applies to a practice or usage so steadily associated with an individual or group as to have almost the force of unwritten law: the ~ of mourners wearing black at funerals.    (unwritten law不成文法，可见比解释usage用的norm规范更正式牢固)    


use: stresses the fact of customary usage and its distinctive quality: conform to the ~s of polite society.      (use可以理解为usage的抽象名词，不必区分)


wont: applies to an habitual manner, method, or practice distinguishing an individual or group: as was her ~, she slept until noon.   （distinguish区分，distinguishing能区分的，即特有的）


habit习惯: 表示无意识、不需考虑，或强迫性的行为，habitude习惯: 指通常的固定的心理态度，practice惯例、通常做法: 常规的行为或做法，usage惯用: 社会规范般的行为，custom习俗: 不成文法律般的行为，最根深蒂固，use惯用: 同usage，wont习惯: 指特有的习惯


记忆方法: 1) 首字母排序为HW HU CUP假定华为有位胡先生，喜欢拿杯子喝水<==好习惯     （"习"(習)是会意字，从羽从日，表示鸟在日光下不断练飞 引申为 1、反复地练，使熟练掌握，如习字习作习武学习 2、因多次接触而熟悉适应或难以改变，如习性习俗习惯陋习习气   "惯"和习同义："惯，习也"，如惯用惯常惯例惯性习惯）  

        2) 习惯的意思是固定的重复的行为或做法mean a way of acting that has become fixed through repetition.首字母排序为HW HU CUP假定华为有位胡先生，喜欢拿杯子喝水<==好习惯