FAQs About the word pen pals

필펜

a friend made and kept through letter-writing, a friend made and kept through correspondence

앨터 에고,친구,협력업체,혈맹,형제,친구,친구,동료,친구,동지들

경쟁사,적,적,상대,적,길항제,라이벌,불倶대천의 원수

pen names => 필명, pelts => 모피, pelletizing => 펠렛화, pelletize => 펠릿화, pelleting => 펠렛화,