泡・沫|あわawa[2]odaka (tail-high)

JLPT N3approx.Common
あぶくabuku
Which spelling to use
泡泡 is the more common written form. Beginners should use 泡 when writing this word.
沫沫 is a less common written variant of 泡. Beginners should generally choose 泡 instead when writing the word.
Definitions
  1. nounbubble; foam; froth; suds; lather; head (on beer)
    くだける波なみが泡あわを作つくった。↗
    The breaking waves formed foam.
Synonyms & antonyms
  • Synonym気泡きほうNeutralBubbles in a liquid or solid, as in 「ガラスの気泡」; leans toward scientific description.
  • SynonymバブルNeutralA loanword for bubbles or the bubble economy; the economic sense is the more common of the two.
  • Synonym水泡すいほうWrittenFoam on the water's surface; mostly seen in 「水泡に帰す」, an idiom for efforts coming to nothing.
  • Synonym泡沫うたかたWrittenRead 「うたかた」, a literary word for something fleeting or ephemeral, as in 「うたかたの恋」; not for everyday foam.

Use 「泡」 for foam or bubbles in general. Choose 「気泡」 for bubbles in a liquid or solid, 「うたかた」 for something fleeting, 「バブル」 for the bubble economy, and 「水泡に帰す」 for efforts that come to nothing.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

Japanese definitions
  1. (あわ)液体えきたいが、気体きたいを含ふくみ表面張力ひょうめんちょうりょくにより球状きゅうじょうとなったもの。
Kanji in this word
English equivalents

JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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