The act of affecting or acting upon.

The state of being affected, especially: a change in, or alteration of, the emotional state of a person or other animal, caused by a subjective affect (a subjective feeling or emotion), which arises in response to a stimulus which may result from either thought or perception.

An attribute; a quality or property; a condition.

An emotion; a feeling or natural impulse acting upon and swaying the mind.

A feeling of love or strong attachment.

"I have a lot of affection for my little sister."

Disease; morbid symptom; malady.

To feel affection for.