ふくfukuらますramasu
1.

To cause something to increase in size or volume, creating a sense of fullness or puffiness.

2.

To make something appear larger by introducing air or substance, often giving it a rounded shape.

3.

To amplify feelings or expectations, leading to a heightened sense of anticipation or emotion.

4.

To encourage or elicit a bulging or protruding form in an object, often resulting in a visually noticeable change.

Example:

イースト菌がパン生地を膨らます。