Presentation on theme: "How can knowing word parts help you determine the meaning of unfamiliar words? Example: Prefix, suffix, root words. Un success ful."— Presentation transcript:
1 How can knowing word parts help you determine the meaning of unfamiliar words? Example: Prefix, suffix, root words.Un success ful
2 Prefixes, Suffixes, and Base Words Learn how to use prefixes, suffixes, and base words to find the meanings of words.
3 Base Words A base word is a word in its simplest form. A base word has nothing added to it.Examples:DoHeatWriteReadPack
4 Base WordsWrite the base words.PlayedRunningReheatQuicklyUnhappy
5 PrefixesPrefixes are added to the beginning of a base word. They change the meaning of the base word. Un + happy = unhappy Re + do = redo
6 Prefixes The prefix re means again. Reread means to read again. Rewrite means to write again.What does reheat mean?The prefix un means not or the opposite of.Uncomfortable means not comfortable.Unpack means the opposite of pack.What does unclear mean?
7 IMPORTANT TERMS TO KNOW The Prefix Pre meansThe Prefix Non meansThe Prefix Mis meansThe prefix Con meansThe Prefix Sub meansThe Prefix Post meansThe Prefix Trans meansBEFORENotWrong or BadWith or TogetherBelowAfterAcross
8 ____do ____happy ____clear ____read ____pack The opposite of pack Prefixes Add a prefix to the beginning of each word to make a new word. Draw a line form the word to its meaning.____do____happy____clear____read____packThe opposite of packDo againOpposite of clearRead againNot happy
9 Opposite PrefixesPre (before)OverinPostUnderExWhen using any of the above prefixes, no change is necessary to the base word.
10 SuffixesSuffixes are added to the end of a base word. They change the meaning of the base word.wonder + ful = wonderfulrest + ful = restful
11 Suffixes The suffix ful means full of. Colorful means full of color. Playful means full of play.What does thankful mean?The suffix ly means in a certain way.Quickly means in a quick way.Loudly means in a loud way.What does suddenly mean?
12 Suffixes Add a suffix to the end of each base word Suffixes Add a suffix to the end of each base word. Draw a line to its new meaning.Loud____Color____Wonder____Sudden_____Play____In a loud wayFull of playFull of wonderIn a sudden wayFull of color
13 Match each word with its definition. healthfulin a sad wayslowlyto heat againthe opposite of lockunlockto read againreheatfull of healthsadlyin a slow wayuncomfortablenot comfortablereread