Anxious/ambivalent attachment style When children become overly dependent on the parents and continually seek more affection from them than they can give

Avoidant attachment style When children are unable to relate to the parents at all, becoming distant, fearful, and cold

Bait-and-switch technique A persuasion attempt in which the target is offered one product at a very low price and yet the product at the low price is not actually available

Commitment The feelings and actions that keep partners working together to maintain the relationship

Communal relationships Close relationships in which partners suspend their need for equity and exchange, giving support to the partner in order to meet his or her needs, and without consideration of the costs to themselves

Companionate love Love that is based on friendship, mutual attraction, common interests, mutual respect, and concern for each other’s welfare

Disorganized attachment style A blend of anxious and avoidant attachment styles

Exchange relationships Relationships in which each of the partners keeps track of his or her contributions to the partnership

Interpersonal attraction The strength of our liking or loving for another person

Mere exposure effect The tendency to prefer stimuli (including, but not limited to, people) that we have seen frequently

Proximity-liking The tendency for people to become better acquainted with, and more fond of, each other when the social situation brings them into repeated contact

Secure attachment style When children perceive their parents as safe, available, and responsive caregivers and are able to relate easily to them

Self-disclosure The tendency to communicate frequently, without fear of reprisal, and in an accepting and empathetic manner

Social support refers to the comfort that we receive from the people around us—for instance, our family, friends, classmates, and coworkers

Sunk costs bias When we choose to stay in situations largely because we feel we have put too much effort in to be able to leave them behind

What is beautiful is good stereotype The belief that external attractiveness signifies positive internal qualities