What does 匂い mean?
匂い is a Japanese adjective meaning “odor, smell” in English. It can also be translated as “aura, faint, mist-like pattern along the temper line of a Japanese sword” depending on context. It is written as 匂い in kanji, におい in hiragana, and nioi in romaji. This word is part of JLPT N4 vocabulary.
Example sentence
あの花はにおいが強いな。
That flower has a powerful smell.