com-, co-, cog-, col-, con-, cor-
(Latin: together, together with, with)
The prefix com- is assimilated to co- before h, w, and all vowels:
The prefix com- becomes, cog- before g: cognition, [co + gnoscere, "to know"], et al.
The prefix com- becomes, col- before l: colloquial, et al.
The prefix com- becomes, con- before c, d, g, j, n, q, s, t, v: covivant, et al.
The prefix com- becomes, cor- before r: corrigible, et al.
The words for this unit show cartoons for all of the examples of the com-, co-, cog-, col-, con-, cor- entries; however, there are many more of them which exist in other units which are available when you type in a particular word in the search box at the bottom of this page.
2. To cause a situation to become more dangerous or harder to treat: The doctor warned Carol that her illness would be complicated by the infection that had just developed.
![To make things difficult or hard to achieve.](http://www.wordinfo.info/words/images/complicate-1.jpg)
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2. The act of helping to commit a questionable act, an illegal activity, or a crime: Jerome was involved with his brother in a complicity to steal diamonds and valuable necklaces and rings from the jewelry store.
![Partnership in a criminal act.](http://www.wordinfo.info/words/images/complicity-1.jpg)
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2. Concerning something which is given for free: At the bookstore, some complimentary books were given away to the author’s fans with his autograph written on the inside.
![A reference to giving something free out of good will or courtesy.](http://www.wordinfo.info/words/images/complimentary-1.jpg)
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Lynn strived to comply with the German grammar rules hoping that her teacher wouldn't have to use her red pen too much to point out mistakes on the homework she turned in!
![To respond in accordance with a request or an order.](http://www.wordinfo.info/words/images/comply-1.jpg)
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Fresh fruits and vegetables are considered to be essential components of a healthy diet.
A component is what is "put together with" other parts in order to make a whole structure.
The university course has four main components: business law, finance, computing, and management skills.
2. A smaller, self-contained part of a larger entity, which often refers to a manufactured object that is part of a larger device: This box contains the necessary components to complete the model doll house.3. A device, such as a resistor or transistor, that is part of an electronic circuit: The electrician has to replace one of the electrical components in the house wiring before the residents can turn on their lights, TV sets, refrigerators, etc. again.
4. In chemistry, one of the substances necessary to describe each phase of a chemical system: For their chemistry examination, Timothy and the other students were asked to determine the components of a substance in the various test tubes.
5. Etymology: from Latin componentem, "putting together"; from com, "together" + ponere, "to put".
![A part of something that is being compiled or constructed.](http://www.wordinfo.info/words/images/component-1.jpg)
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The good comportments of the students made it easier for the teacher to teach and for the students to learn more.
![Public behavior or actions.](http://www.wordinfo.info/words/images/comportment-1.jpg)
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![A description of the combination of separate parts.](http://www.wordinfo.info/words/images/composite-1.jpg)
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2. Steadiness of mind under stress: Celia's father accepted her problems with composure and her mother also reacted with equanimity.
3. Calm and steady control over the emotions: As a social worker, it takes strong composure to listen to the information that clients provide about their hazardous lives.
![A calmness or repose; especially, the appearance of being that way.](http://www.wordinfo.info/words/images/composure-1.jpg)
![A calm tranquility and state of mind.](http://www.wordinfo.info/words/images/composure-2.jpg)
![Self control and equanimity under a difficult situation.](http://www.wordinfo.info/words/images/composure-3.jpg)
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![Capable of easily understanding.](http://www.wordinfo.info/words/images/comprehensive-1.jpg)
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Tom's doctor described him as having a compulsion to repeatedly wash his hands even when they were clean.
![A condition in which a person is obliged or forced to do something.](http://www.wordinfo.info/words/images/compulsion-1.jpg)
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2. Any uneasiness or hesitation about an action being proper: Wouldn't anyone have compunctions about meeting the Queen and not knowing what to wear or what to say on such an occasion?
3. A sting of conscience or a pang of doubt aroused by doing something wrong: Rodney was filled with compunction after he lied to his parents when he told them that he had done his homework for school, however he actually spent his time reading comic magazines instead.
Compunction is a strong, sudden, and unpleasant regret or emotion of guilt.
![Strong feeling of guilt or regret doing something wrong.](http://www.wordinfo.info/words/images/compunction-1.jpg)
![Self reproach for wrong doing.](http://www.wordinfo.info/words/images/compunction-2.jpg)
![Not feeling guilty for doing an illegal act.](http://www.wordinfo.info/words/images/compunction-3.jpg)
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An extraordinary concatenation of factors contributed to Norman's success as a computer programmer.
When the man said that the concatenation of unfortunate events had depleted his "larder", he was referring to a cool room or a cupboard for storing food and such larders were used by people before the common use of refrigerators.
![A chain of events or an order of things that take place.](http://www.wordinfo.info/words/images/concatenation-1.jpg)
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2. To allow, surrender, relinquish, or to yield control; such as, a right or privilege to another person, organization, or country: After serving as a secretary in the company for two years, Doris was going to concede her position to another member of her department.
3. To accept and to acknowledge defeat in a contest, debate, election, or fight; often without waiting for the final result or decision: As soon as the political candidate recognized that she would not win the election, she decided to concede her loss and so she gave a short good-bye speech.
4. To allow an opponent or opposing team to gain something valuable; usually, a goal or points: While playing chess, Tim made up his mind to concede the game to his rival, who was able to win with a checkmate.
5. Etymology: from Latin concedere, "to give way, to yield"; from com-, "together, with" + cedere, "to go, to grant, to give way"
![To acknowledge or to admit that something is true.](http://www.wordinfo.info/words/images/concede-1.jpg)
![To yield or to give up.](http://www.wordinfo.info/words/images/concede-2.jpg)
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![Relating to having too high an opinion of oneself.](http://www.wordinfo.info/words/images/conceited-1.jpg)
![Descriptive of an exaggerated opinion of one's abilities.](http://www.wordinfo.info/words/images/conceited-2.jpg)
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![Combined or done together.](http://www.wordinfo.info/words/images/concerted-1.jpg)
![Planned or accomplished together.](http://www.wordinfo.info/words/images/concerted-2.jpg)
![Mutually arranged or agreed to do something.](http://www.wordinfo.info/words/images/concerted-3.jpg)