Suffixation (后缀构词法) Suffixation is the formation of new words by adding suffixes (后缀) to stems (词根) . E.g. suffix “ment” can be added to the verb “equip” (安装) , and forms a noun “equipment” (装备) . And there are other suffixes like “ness”, “ity”, “ation”,“er”, “ism” “ee” etc. can be used to form new words. Complete the chart below by adding different forms of each word. Use a dictionary to look up any words that you don't know.The X here indicates there is no form in that category.