知らぬ間に

しらぬまに, しらぬあいだにshiranumani

expression

  1. before one knows it
  2. before one realises
  3. without one's knowledge
  4. without noticing

Kanji in this word

Study it in Yanamino

Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences