Affective expression refers to the way we show our emotions through our facial expressions, body language, and gestures. It's how we communicate our feelings and moods without using words. Full definition
Whereas the emotions mediate a person's adaptive functioning by providing crucial information to the self and others about internal states, emotion regulatory systems are essential to the individual in order to maintain a tolerable but flexible range of affective expressions necessary for adaptive functioning across the life span. (cambridge.org)
The style they describe — and which, I expect, we all recognize — is, at first blush, blandly unexceptionable; but it is also absolutely intolerant of moral passion, of strong affective expression, or of spiritual vision. (religion-online.org)
Clinicians provide children with psychoeducation to correct negative thoughts, to encourage affective expression, and to identify adults who can provide assistance, support, and nurturance to children. (cebc4cw.org)