Many words in English are formed from the same root or base word. By adding different suffixes, a range of new words can be formed. A suffix is a letter or a group of letters that are added to the end ...

Sometimes the root form of a word isn’t enough. You need to add a group of letters to the end of a word to make a new word. For example, if the suffix ‘ing’ is added to the end of the word ‘look’, the ...

When you add a suffix to a word ending in 'fer' you sometimes need to double the 'r', but how do you know when? When you add a suffixes and the second syllable of the new word is stressed, then you ...