✅ Vain describes someone who is excessively proud of and concerned with their looks and achievements (He was vain about his hair).

✅ Egocentric describes someone who doesn’t care about other people’s needs, interests, beliefs, and so on (She was so egocentric that it was hard to make her understand my problems).

✅ Vain and egocentric both describe people who focus excessively on themselves.

✅ Vain suggests being focused on appearance and achievements, but it doesn’t suggest always being focused on your own needs or wants (She was vain, but she never made me feel inferior).

✅ Vengeful describes someone who desires vengeance or something that shows that desire (He was vengeful toward those who betrayed him).

✅ Vindictive describes someone who is generally inclined to seek revenge or something that stems from that inclination (a vindictive person who acted out of spite).

✅ Vengeful and vindictive both describe people who seek revenge or their actions in doing so (vindictive messages; vengeful attacks).

✅ Vengeful is more intense than vindictive, suggesting a more powerful feeling or a need for particularly destructive revenge.

✅ To do something objectively means to do it in a way that isn’t influenced by your personal feelings (We need someone who can look at the problem objectively).

✅ To do something dispassionately means to do it in an impartial or calm way, without passion or feeling (The clerk responded dispassionately to her complaint).

✅ Objectively and dispassionately both mean to do something in an impartial way.

✅ Objectively strongly suggests impartiality and balance, whereas dispassionately suggests a lack of engagement or care.