Affectibility refers to the degree to which someone is easily influenced or affected by external factors. If you're someone who is particularly sensitive to emotional stimuli or easily swayed by others' opinions, you might be described as being highly affectable. Synonyms for affectibility include terms like susceptibility, impressionability, and responsiveness. All of these words describe someone who is easily impacted by their surroundings or the people in their lives. Other synonyms might include words like sensitivity, vulnerability, or even volatility, which suggest a person who is quick to react to their emotions and the world around them. Ultimately, these terms describe individuals who are deeply attuned to the nuanced rhythms of human interaction, and who are often deeply empathetic by nature.