膨ふくれ上あがる

godan verb (-ru), intransitive verb

swell up; bulge

Physical swelling or bulging, often of a body part, object, or surface.

• 転ころんでひざが膨ふくれ上あがった。

  I fell and my knee swelled up.

• パンがオーブンの中なかで膨ふくれ上あがる。

  The bread swells up in the oven.

godan verb (-ru), intransitive verb

swell; balloon; increase significantly

Figurative swelling: a budget, population, debt, or other abstract quantity growing rapidly and often problematically.

• 国くにの借しゃっ金きんが膨ふくれ上あがっている。

  The national debt is ballooning.

• 予よ算さんが膨ふくれ上あがってしまった。

  The budget ended up swelling.