Adjustive reaction refers to the natural response or action that an individual takes in order to adapt to changing situations or circumstances. It is an essential quality that enables people to remain flexible and cope with challenging situations. The synonyms for adjustive reaction include adaptability, flexibility, resilience, resourcefulness, and versatility. Adaptability refers to the ability to adjust to new circumstances and situations. Flexibility is the capability to change or adjust when needed. Resilience refers to the ability to bounce back from difficulties. Resourcefulness is the ability to find solutions to problems, and versatility is the quality of being able to perform multiple tasks. All these synonyms have a common theme of being able to adjust to change and cope with new situations with ease.