What is an example of a prefix word?
A prefix is a group of letters placed before the root of a word. For example, the word “unhappy” consists of the prefix “un-” [which means “not”] combined with the root (or stem) word “happy”; the word “unhappy” means “not happy.”
What is a base word?
A base word is a word that can have a prefix or a suffix added to it. When a prefix or suffix is added to a base word, the word’s meaning changes and a new word is formed. A prefix is added to the beginning of a base word. These are prefixes.
What is a base word example?
A base word can stand alone and has meaning (for example, help). A suffix is a word part added to the end of a word (for example, -ful). If you add the suffix -ful to the base word, help, the word is helpful. A prefix is a word part added to the beginning of a word or base word (for example, un-).
What are the 10 uses of bases?
Bases
| Some Common Bases | Uses |
|---|---|
| sodium hydroxide, NaOH (lye or caustic soda) | Used in the manufacture of soaps and detergents, and as the main ingredient in oven and drain cleaners. |
| potassium hydroxide, KOH (lye or caustic potash) | Used in the production of liquid soaps and soft soaps. Used in alkaline batteries. |
What are the 6 uses of base?
What are the common uses of bases in daily lives?
- Our toothpaste contains mild bases.
- Bases are used as pH regulators for water treatment.
- Bases are used as a household cleaning agent.
- Bases are used as a baking agent.
- Many bases are used as an antacid.
- Bases are used in the manufacture of soaps.
What is base and examples?
Examples of bases are the hydroxides of the alkali and alkaline earth metals (sodium, calcium, etc.) and the water solutions of ammonia or its organic derivatives (amines). Such substances produce hydroxide ions (OH-) in water solutions (see Arrhenius theory).
What are 3 types of bases?
On the basis of acidity bases can be classified into three types: monoacidic, diacidic and triacidic.
How to tell prefix from suffix?
conquer→conqueror
What words start with prefix?
– comprehensive. – communication. – commercialize. – complementary. – complimentary. – comprehension. – compassionate. – commemorative.
What are the most common prefixes and suffixes?
Prefix: letters added to a word to form a new word that changes the meaning. There are more than 50 common prefixes in the English language, including dis-, ex-, in-, un-, post-, d, pre-, re-, and others. The two most common prefixes are “un” and “re.” Suffix: letters that are added after a word to change its meaning. More than 20 common suffixes in the English language, including -er and -or, -ful, -less, -ment, -ness, -y, and others.
What words have both a prefix and a suffix?
– Recreation (re + create + tion) – Presentation (pre + sent + tion) – Unacceptable (un + accept + able) – Indestructible (in + destruct + ible) – Thermoelectricity (thermo + electric + ity) – Unimportant (un + import + ant)