Aftertaste

The aftertaste of something was the taste it left behind after having been consumed already, "which lingered long in the mouth. (PROSE: The Fall of Yquatine)

One particular coffee that President Vargeld enjoyed was slightly bitter, with a smoky aftertaste. He found it was "the best he had ever tasted". (PROSE: The Fall of Yquatine)

"Aftertaste" could also be used as a metaphor, and so one could experience the aftertaste of "enforced passivity", as experienced in travel, (PROSE: Qualia) or still have the lingering aftertaste of a dream. (PROSE: Verdigris)