cordial (adj.) Look up cordial at Dictionary.com
late 14c., "of the heart," from Middle French cordial, from Medieval Latin cordialis "of or for the heart," from Latin cor (genitive cordis) "heart" (see heart). Meaning "heartfelt, from the heart" is mid-15c. The noun is late 14c., originally "medicine, food, or drink that stimulates the heart." Related: Cordiality.