-ant consultant assistant participant
-ist cyclist receptionist specialist violinist physicist 物理学家， journalist新闻记者，dentist 牙 医， instrumentalist乐器演奏家/ 乐器家， -ian historian 历史学家 ， technician技术员， 技师， vegetarian 食素者 magician
-or instructor actor translator creator calculator
sponsor director sailor
-ar lie-liar beg-beggar burglar grammar -ee referee employee examinee 参加考试者、受试 人(被监考者） interviewee
-ly lonely lively lovely costly elderly
deadly ugly silly likely brotherly manly
friendly timely 注意：early daily weekly monthly yearly 既是 形容词也是副词
straigstence violence consequence independence competence intelligence insistence
-th growth strength truth youth -ship partnership ownership friendship scholarship relationship leadership --ology ecology biology psychology futurology
late/lately hard/hardly close/closely wide/widely deep/deeply
most/mostly
2. 常见名词后缀：-ness -ment -tion -ity -ant ence -ance -er -or -ist -ant -hood -ship -ology -tizen -ness sadness homelessness carelessness hopelessness -ment basement unemployment excitement disappointment amazement encouragement assessment appointment -ity ability possibility -tion satisfaction urbanization industrialization modernization liberalization -ance attendance acceptance guidance insurance annoyance assistance
构词法 1. 常见形容词后缀： -al -ous -ful -able -ary -ant -ent -y -ed -en -ing -ly -cal -al central social cultural normal agricultural natural -ous humorous mountainous ambiguous adventurous religious ambitious -ful plentiful meaningful mouthful pitiful -able suitable reliable comfortable changeable usable profitable miserable -y handy salty tasty thirsty rainy cloudy muddy -ant/-ent important excellent -ive passive creative protective decisive supportive attractive， talkative，restrictive， defensive，preventive，constructive，sensitive ( -tive representative (n)
-er taxpayer typewriter/cooker/air-conditioner
container dresser carrier laughter shower thriller sticker(贴画） receiver(电话听筒）注意：guide(向导） cheat(骗子）judge(法官,裁判，评委） cook（厨师）
-ing challenging/demanding/promising/appealing/ convincing / caring(充满 爱心的） loving/freezing/coming/following/disturbing/ rewarding/lasting -ary voluntary military -some tiresome troublesome handsome
-en woolen wooden golden -less stainless homeless careless tasteless -ual habitual spiritual -cal medical theoretical skeptical electrical typical -ed gifted/talented detailed aged determined worried limited crowded married engaged balanced exhausted organized heated mixed worn torn drunken