puff up

verb

1. 1

   to swell or cause to enlarge, "Her faced puffed up from the drugs"

   puffed out chests

2. 2

   make larger or distend

   The estimates were puffed up

3. 3

   praise extravagantly

   The critics puffed up this Broadway production

4. 4

   become filled with pride, arrogance, or anger

   The mother was swelling with importance when she spoke of her son