selfishness 

英汉解释

n. 自私自利；自我中心；任性

反义词

n.   unselfishness

参考例句

1. His selfishness closes the door to our reconciliation .
他的自私关上了我们和解的大门。
2. Hypocrisy and selfishness seem to be the prevailing rules, complain the Beijing offical China Daily.
北京官方‘中国日报’抱怨，伪善和自私似乎正成为流行的潜规则。
3. If we judge use and uselessness in view of selflessness, then, there is no difference between them. Without selfishness, use and uselessness no long matter to us.
如果以无私的立场去看有用与无用，那么有用与无用是无甚差别的。没了私念以后，有用无用是就显得无关重要了。

英英解释

n.
  1. stinginess resulting from a concern for your own welfare and a disregard of others

网络释义

Selfishness
自私; 自私自利; 私偏向; 利己性;
enlightened selfishness
开明的自利;
arrogant selfishness
憍恣;
on selfishness
论自私;
proper selfishness
适当的自私;