Translation

親近感 / 相性 / 強い結びつき

Meaning

Affinity is a natural liking, sympathy, or close connection with someone or something. It often suggests that the connection feels easy or built in. The trap is confusing affinity with infinity.

Examples

• 彼女は昔から言語に強い親近感を持っています。
  She has always had an affinity for languages.
• その二人の作家の間には明らかな精神的つながりがあります。
  There is a clear affinity between the two writers.