affection Look up affection at Dictionary.com
early 13c., "an emotion of the mind, passion, lust as opposed to reason," from O.Fr. affection, from L. affectionem (nom. affectio) "inclination, influence, permanent state of feeling," from affec-, pp. stem of afficere "to do something to, act on" (see affect (n.)). Sense developed from "disposition" to "good disposition toward" (late 14c.).