Сложности словообразования

Суффиксы существительных:

-ment: management, improvement, movement;

-tion/-sion: translation, information, discussion;

-ance/-ence: appearance, finance, influence;

-ness: weakness, happiness, darkness;

-ity: popularity, stupidity, ability;

-ship: friendship, leadership, relationship;

-er/-or: dancer, driver, actor, sailor;

-ist: artist, journalist, psychologist.

Суффиксы прилагательных:

-y: cloudy, sunny, noisy, dirty, foggy;

-ic: athletic, fantastic, scientific;

-ful: careful, helpful, useful, thoughtful;

-al: musical, political, economical;

-ian/-an: Canadian, Egyptian, African;

-ing: interesting, amazing, exciting;

-able/-ible: enjoyable, comfortable, flexible, visible;

-less: homeless, useless, careless;

-ive: active, creative, sensitive.

Суффикс наречий:

-ly: possibly, successfully, quietly, angrily.

Суффикс глаголов:

-ize(American)/-ise(British): criticize, modernize, organise.

Приставки глаголов:

re-: rewind, remake, rewrite;

dis-: disconnect, disagree, disappear;

mis-: misunderstand, mislead, misinform.

Отрицательные приставки (относятся к разным частям речи):

un-: unfair, unknown, unemployment, unlock, unpack;

in-: incorrect, inexpensive, inability, inaccuracy;

im-: impatient, impolite, impossible.
ссылка на упражнения
http://LearningApps.org/view360019