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よっぽど
よっぽど yoppodo Play N1 Adverb Na-adjectiveMeanings and examples
程度がかなり大きいさま。 很;相当;非常 very; greatly; much; to a large extent; quite
Example 1
よっぽど印象に残る事じゃないと覚えてないんだよね。
除非特别令人印象深刻,否则我记不住呢。
Unless it's something fairly impressive, I won't remember it.
Example 2
よっぽどの自信なんだなぁ。
真是相当有自信啊。
You have considerable confidence.