英単語bitterについての動画を聞いた。
😎 Bitter Meaning – Bitterness Defined – Bitterly Examples – Bitter Definition – Bitterness Bitterly
古英語に源を持つようだ。
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Bitter - Etymology, Origin & Meaning
Originating from Old English "biter," meaning harsh, sharp, or angry, this word derives from Proto-Germanic *bitras- and PIE root *bheid- "to split."
www.etymonline.com
