ぶくぶく

ぶくぶく
adverb
bubbling; getting fat
1. bubbling, gurgling
Onomatopoeia for the sound and appearance of bubbles rising, such as in boiling water or underwater.
()がぶくぶく()いている。
The water is bubbling as it boils.
ぶくぶくと(あわ)()てきた。
Bubbles started coming up.
2. getting fat, puffing up
Mimetic word describing someone becoming noticeably overweight or bloated.
最近(さいきん)ぶくぶく(ふと)ってきた。
I've been getting fat lately.
()べすぎてぶくぶくになった。
I got bloated from overeating.

TYPE: Onomatopoeia (giseigo) for bubbling; mimetic (gitaigo) for weight gain.

TWO DISTINCT MEANINGS:

1. BUBBLING (onomatopoeia):

  • Boiling water
  • Air bubbles underwater
  • Fermentation
  • Related: ぽこぽこ (lighter bubbling)

2. WEIGHT GAIN (mimetic):

  • Suggests unhealthy or excessive weight gain
  • Often self-deprecating
  • Visual image: body inflating like bubbles

COMMON PATTERNS:

  • ぶくぶく()く: boil with bubbles
  • ぶくぶく(ふと)る: get fat (continuous)
  • ぶくぶくになる: become bloated/fat

SIMILAR ONOMATOPOEIA (bubbling):

  • ぽこぽこ: lighter bubbling
  • ごぼごぼ: gurgling (water draining)
  • ぐつぐつ: simmering

SIMILAR MIMETIC (weight):

  • でぶでぶ: fat, chubby (more derogatory)
  • ぽっちゃり: plump (softer, sometimes positive)

NUANCE: The weight-gain meaning can be harsh or self-critical. Be careful using it to describe others.