Vocabulary
余っ程
よっぽど
very; greatly; much; considerably; to a large extent; quite
adverb
adj-no
na-adjective
Example sentences
よっぽど印象に残（いんしょうにのこ）る事（こと）じゃないと覚（おぼ）えてないんだよね。
Unless it's something fairly impressive, I won't remember it.