Main entry: blow up, puff, puff out, puff up
Definition: to swell or cause to enlarge, "Her faced puffed up from the drugs"
Usage: puffed out chests
Main entry: puff up
Definition: make larger or distend
Usage: The estimates were puffed up
Definition: praise extravagantly
Usage: The critics puffed up this Broadway production
Definition: become filled with pride, arrogance, or anger
Usage: The mother was swelling with importance when she spoke of her son