underscent

Noun

 * 1) A scent that is perceptible but less prominent than other scents in a particular environment.
 * 2) * 1902,, “Temporal Power”: A Study in Supremacy, London: Methuen, Chapter18, p.256,
 * The under-scent of hidden violets among moss flowed potently upon the quiet air, mingled with strong pine-odours and the salt breath of the gently heaving sea,
 * The under-scent of hidden violets among moss flowed potently upon the quiet air, mingled with strong pine-odours and the salt breath of the gently heaving sea,