知るto know; to be aware (of); to be conscious (of); to learn (of); to find out; to discover; to sense; to feel; to notice; to realize; …
Godan verb
知らないunknown; strange; I don't care; that's irrelevant; whatever
I-adjective
知らないうちにbefore one knows it; before one realises; without one's knowledge; without noticing
Expression
知らない間にbefore one knows it; before one realises; without one's knowledge; without noticing
Expression
知らないふりfeigning ignorance; acting dumb
Expression