Definition of Careful

cautious and watchful, making sure not to make a mistake

Examples of Careful in a sentence

Because she is so afraid of having a car accident, the careful driver never speeds.  

The teacher encourages her students to be careful on the test and avoid making silly mistakes.  

While carrying several glasses and plates on a tray, the waitress is careful not to spill any of the contents.  

Watchful security guards outside the door are being careful not to let anyone in who does not have an I.D.  

When unloading the breakable items, be careful not to drop any of the boxes on the ground.  

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