Her interest in stamp collecting led her to subscribe to a philatelic magazine.

philatelic 是由名词 philately（集邮）加上形容词后缀 -ic 构成的形容词。philately 来自希腊语 philos（爱好）和 ateleia（免税），最初指收集免税邮件的爱好。philatelic 意思是"与集邮有关的"。