“Instantaneous” in Japanese
Short answer
Instantaneous in Japanese is “瞬発” (shunpatsu). Full meaning: instantaneous.
Other ways to say “Instantaneous” in Japanese
覿面
tekimen immediate (effect, result, etc.), instant, instantaneous, prompt
瞬間的
shunkanteki momentary, instantaneous
即座
sokuza immediate, right there on the spot, impromptu, instant, instantaneous
テキメン
tekimen immediate (effect, result, etc.), instant, instantaneous, prompt
てきめん
tekimen immediate (effect, result, etc.), instant, instantaneous, prompt
てき面
tekimen immediate (effect, result, etc.), instant, instantaneous, prompt
そくざ
sokuza immediate, right there on the spot, impromptu, instant, instantaneous
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