GRADE IV IDENTIFYING MEANING Grade OF IV UNFAMILIAR WORDS IDENTIFYING MEANING WITH PREFIXES OF UNFAMILIAR WORDS WITH PREFIXES GETTING READY Have you encountered words that are unfamiliar to you? How do you find out their meanings? This module will teach you the following competencies: form new words using prefixes; and, identify meaning of unfamiliar words through the use of prefixes. LET S REVIEW Words have also a family like humans. A word family is a word list wherein the words that belong to it have a common root. Take a look at the root word ACT. reacted active activity reaction react ACT actively action actress actor acting Act is a root word. A root word is a word from which other words are formed either by adding a syllable before or after the root word. Study the following words. The underlined word parts are the root word. 1. review 2. replay 3. wooden 4. midnight 5. unload 1
A. Write the root word for each of these words. Write it in your notebook. 1. disappear 6. disallow 2. rewrite 7. misbehave 3. impossible 8. considerate 4. wonderful 9. unfair 5. colorless 10. instruction B. Study the next sets of words. Copy in your notebook the word that contains a root word. 1. decay detach demolish decompose 2. recall reality reception recommend 3. information inheritance influence inadequate 4. immune immediate impatient imagination 5. unlock untold uncomfortable unison 6. briefly complete shorten certain 7. attractive noisy joyful collect 8. sickness agreed worthless attention 9. practice unusual believe follower 10. eraser united introduce incomplete LET S STUDY Read the following paragraphs. 1. There are new flowering plants in the garden. Some of them bear sweet-smelling flowers such as Rosal and Sampaguita. Others bear odorless but beautiful ones such as Gumamela and Santan. Although these flowers in the garden differ in some features like scent, they all contribute to the beautification of the garden. 2
2. Plants have local and scientific names. Some scientific names are hard to spell. Their names are often mispelled and mispronounced. An example is Hibiscus. This is the scientific name of gumamela. However, not all people are familiar with the Scientific names of most plants. But if a person is an inventor of medicine such as herbal, he/ she is expected to be abreast with the Scientific names of plants as well. 3. Every now and then the gardener repaints the flower pots and fence. He cleans the surroundings so the garden will not look untidy. When neighboring children visits the garden, they stay off the grass and help the gardener maintain the cleanliness and beauty of the place. Read the following words found in the paragraphs you have just read. A B mispronounced odorless misspelled beautiful repaint beautification untidy inventor neighboring What is the root word of each word in Column A? Answer: pronounce, spell, paint, tidy What are the letters or syllables placed before the root word? Answer: mis-, re-, and un- These are called prefixes. What is the root word of each word in Column B? Answer: odor, beauty What are the letters or syllables placed before the root word? Answer: -less, -ful, -tion, -or, and ing. These are prefixes, too B. Prefixes Read the sentences. 1. Noli said, I didn t write my paragraph well. There are so many mistakes. I have to rewrite it. What will Noli do with his paragraph? Do write and rewrite have the same meaning? What does rewrite mean? What syllable was used to mean do again? 3
2. Where did I place my keys? Father asked. He could not find his keys. He misplaced them. Do place and misplaced have the same meaning? When you misplaced something, you put it in the wrong place. What syllable is added to the word placed? The syllable mis- means wrong. A syllable placed before the rootword is called a prefix. LET S PRACTICE Here are some more syllables that change the meaning of a word when added to it. Study the chart. Prefix Meaning Words with Prefixes inter- between, among interchange, interact international pre- before prewar, preschool mis- wrong misplace, misbehave im-, in-, dis- um-, ir-, il- not impossible, impolite incorrect, inaccurate dishonest, discontinue unclean, unequal irregular, illegal, illiterate 4
under- less than average undernourished underestimate over- too much overfed, overheat overactive super- superior superman, superstar supernatural, supermarket This time, study the chart. Think of a word or a group of words to fill in the blanks. Prefix Root Word New Word Meaning of the New Word re- view read count review reread recount to view or see again to read again to count again im- polite pure patient perfect impolite impure impatient not polite, bad manners not pure, dirty un clean common fair comfortable unclean uncommon unfair uncomfortable not clean, dirty not common, rare mis interpret inform behave understand misinterpret misinform misbehave misunderstand to interpret incorrectly to give incorrect information 5
LET S SUMMARIZE A prefix is a syllable placed before a word. It has meaning on its own. It changes the meaning of a word it is attached with. The prefixes mis-, in-, un-, dis-, in-, ir-, il- are negative prefixes. Add a negative prefix to the underlined word in the sentence. 1. The forgettable eruption of Mt. Pinatubo brought great destruction to the people. 2. Many fortunate people lost their properties. 3. It is possible for them to get back all their lost properties. 4. The people could hardly forget the pleasant experiences they had. 5. The eruption of Mt. Pinatubo made their life orderly. LET S CHECK A. Add prefixes to the words in parentheses to complete the sentences by using re-, un-, or mis-. (count) 1. I forgot how many oranges there were so I had to them. (understood) 2. Some of the pupils the directions so they did the wrong thing. (friendly) 3. It is not good to be to others. 6
(open) 4. Glory s Store was temporarily closed. It will in March. (prepared) 5. Mario got a low score in the test because he was for it. B. Fill in the blanks with correct prefixes. Use under-, super-, inter-, over-, under- or pre-, to the underlined words in the sentences. 1. Mario eats too much candy and junk food but he is not healthy. He is nourished. 2. A giant is a strong man. He has human strength. 3. Many countries are members of the United Nations. The United Nations is an national organization. 4. My pet dog ate too much. It was fed. 5. My brother is only five years old. He is attending school at the Health Center. 6. Ronald is only 15 years old. He is age to vote. 7. Every Sunday the church is crowded. Many people go to church. 8. A wise pupil knows how to change work with play. 9. The war price of rice was eight centavos. 10. If the prescription calls for a teaspoonful of medicine, a tablespoonful of medicine is an dose of it. 7
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