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to give off (a smell, scent, aroma); to smell of; to perfume (a room, etc.)
to hint at; to suggest; to insinuate
態度で不満を匂わせる。
To imply dissatisfaction with one's attitude.
彼は退職を匂わせた。
He hinted at retirement.
彼女は何かを匂わせた。
She hinted at something.