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Prefixes, Root Words, Suffixes
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How can prefixes and suffixes change a root word?
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They can change its meaning.
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A ROOT Word is the original word without a prefix or suffix.
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Example: Unfriendly Friend is the root word.
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Prefixes come at the beginning and Suffixes come at the end.
Un friend ly
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For 3rd Grade, you need to know the following prefixes.
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UN- DIS- RE- IN-
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What does UN- mean? “NOT”
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Look at the following UN- words and tell their meaning.
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Unhappy “NOT happy”
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Ungrateful “NOT grateful”
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Unfriendly “NOT friendly”
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What does the prefix DIS- mean?
“NOT”
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Look at the following DIS- words and determine their meaning.
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Disrespectful “NOT respectful”
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Disable “NOT able”
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What does RE- mean? “DO AGAIN”
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Look at the following RE- words and tell their meaning.
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“view something again”
Review “view something again”
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“wind something again”
Rewind “wind something again”
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Replay “Play again”
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For 3rd Grade, you need to know the following suffixes.
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-ous -tion -ly
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What does –TION mean? “The act of”
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“The act of getting an education”
For example, Education “The act of getting an education”
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For example, Inspection
“The act of inspecting something”
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For example, Pronuncation
“The act of pronouncing something”
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-OUS means “full of”
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Spacious means full of space
For example: Spacious means full of space
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Gracious means full of grace
For example: Gracious means full of grace
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-ly makes the word mean the same thing, just changes a word into an adverb.
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Or She walked HAPPILY into the room.
For example: She was HAPPY. Or She walked HAPPILY into the room.
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She is a good friend. She is FRIENDLY to her classmates.
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Look at the following words. Identify the prefix, suffix, or root word.
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ROOT WORD Unfriendly
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SUFFIX HAPPILY
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PREFIX UNKIND
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ROOT WORD GRACEFULLY
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ROOT WORD DISRESPECTFUL
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ROOT WORD UNHAPPILY HAPPY
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