Bolt
Are you bolting from the car, or are you bolting the door? The distinction is important: the first usage means ‘to separate by running away,’ and the second means ‘to hold together’ (such as with a bolt).
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Consult
Consulting can mean both to give advice and to get advice. While most of us would consult a dictionary or doctor for instructions, a consultant could issue that guidance.
Custom
A custom is a common practice or tradition shared by many people. But it can also refer to one unique item, such as a custom-made blouse.