ナイフ
ナイフ · naifu · JLPT N5 · noun
knife
🔪 ナイフ = English knife, borrowed whole: nai-fu
A loanword from English knife. Japanese has no lone f sound at the end of a word, so a u is added: knife becomes na-i-fu. Written in katakana because it is a foreign borrowing; it usually means a Western-style knife.