(psychology) A subjective feeling experienced in response to a thought or other stimulus; mood, emotion, especially as demonstrated in external physical signs.

An attempt to assume or exhibit what is not natural or real; false display; artificial show. / An unusual mannerism.

The act of affecting or acting upon.

(now rare) To feel affection for.

plural of affectation

Ability to experience affects: feelings, emotions, judgement, motivations, etc.

Relating to, resulting from, or influenced by the emotions. / Emotional; emotionally charged; affecting.

Producing or causing strong feelings and emotions.

present participle of affect

plural of affection