Answer: inflating

AnswerCrossword Clue
INFLATINGPuffing up.
inflatingIncrease (something) by a large or excessive amount
inflatingFill (a balloon, tire, or other expandable structure) with air or gas so that it becomes distended
inflatingINFLATE, to expand with air or gas
inflatingBring about inflation of (a currency) or in (an economy)
inflatingExaggerate
inflatingBecome distended in this way